### Add Objects I: Practice

#### How Many Boxes?

00:00

+

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Objects II: Practice

#### How Many Boxes?

00:00

+
=

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Numbers I: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Numbers II: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Using Words: Practice

#### What is the sum of the two numbers?

00:00

 plus is

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Addition with 0, 1, 2: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Addition with 3 and 4: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Addition with 5 and 6: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Addition with 7, 8, 9: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Addition Facts Up To 9: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add to Ten: Practice

#### What number needs to be added to make ten?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add to Ten: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add to Twenty: Practice

#### What number needs to be added to total twenty?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Tens: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Two-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Three 1-Digit Numbers: Practice

#### What is the Sum of the three Numbers?

00:00

 + + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Hundreds: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add with Mental Math: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add with Mental Math: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add with a Calculator: Practice

#### What is the Sum of the two Numbers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Estimating with Rounding: Practice

#### Estimate the sum by rounding the two numbers.

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add with Front-End Estimation: Practice

#### Estimate the sum using Front-End Estimation

00:00

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Two-Digit Numbers: Practice

#### What is the Sum of the three Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Three-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Four-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Five-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Six-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Seven-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Relationship Between Add and Subtract: Practice

#### What number should replace X?

00:00

If X + X = X,
then X - X = X

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Properties of Addition: Practice

#### What property is illustrated?

00:00

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Expanded Form: Practice

#### What is the number?

00:00

 =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Multiplying by Repeated Addition: Practice

#### Write the corresponding multiplication expression

00:00

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Addition Terms: Practice

#### Choose the correct term.

00:00

In the equation , the "" is called

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Two-Digit Numbers: Practice

#### What is the Sum of the two Numbers?

00:00

 +

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Tenths: Practice

#### What is the sum?

00:00

+ =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Coins: Practice

#### Find the sum of the coins.

00:00

nickels and pennies

cents

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Coins: Practice

#### Find the sum of the coins.

00:00

dimes and pennies

cents

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Coins: Practice

#### Find the sum of the coins.

00:00

dimes, nickels, and pennies

cents

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Coins: Practice

#### Find the sum of the coins.

00:00

dollars, dimes, and pennies

cents

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Money: Practice

#### What is the sum of the two amounts?

00:00

 \$ + \$ = \$

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Decimals: Practice

#### What is the sum?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Decimals: Practice

#### What is the sum?

00:00

 + + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Feet and Inches: Practice

00:00

feet and inches
plus
feet and inches

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Pounds and Ounces: Practice

00:00

pounds and ounces
plus
pounds and ounces

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Weeks and Days: Practice

00:00

weeks and days
plus
weeks and days

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Days and Hours: Practice

00:00

days and hours
plus
days and hours

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Hours and Minutes: Practice

00:00

hours and minutes
plus
hours and minutes

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Minutes and Seconds: Practice

00:00

minutes and seconds
plus
minutes and seconds

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Hours: Practice

#### What is the sum of the times?

00:00

hours past :00

0:00 AMPM

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Half Hours: Practice

#### What is the sum of the timse?

00:00

hours minutes past

0:00 AMPM

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Estimating with Rounding: Practice

#### Estimate the sum by rounding the two numbers.

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add with Front-End Estimation: Practice

#### Estimate the sum using Front-End Estimation

00:00

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Estimating with Rounding: Practice

#### Estimate the sum by rounding the two numbers.

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Expanded Form: Practice

#### What is the number?

00:00

 =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Four Basic Operations: Practice

#### What is the answer?

00:00

 =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Roman Numerals: Practice

#### What is the sum of the Roman Numerals?

00:00

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Adding Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Integers: Practice

#### What is the sum of the two integers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Integer Addition Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Integers: Practice

#### What is the sum of the two integers?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Integer Addition Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add 3 Integers: Practice

#### What is the sum of the integers?

00:00

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Integer Addition Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Integer Addition Sentences: Practice

#### What number would complete the equation?

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Like Fractions: Practice

#### Add. (Do not simplify.)

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### LCD: Practice

#### Rename the fractions using their least common denominator

00:00

 = and =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Fractions: Practice

#### Add the fractions.

00:00

State the answer as a simplified fraction, and not a mixed number.

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.

### Add Mixed Numbers: Practice

#### Add the mixed numbers.

00:00

 + =

Press the Start Button To Begin

You have 0 correct and 0 incorrect.

This is 0 percent correct.