Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Tags

CCSS.2.OA.A.1

Front

What does a number line represent?

Back

A number line is a straight line with numbers placed at equal intervals, used to visualize addition and subtraction.

Tags

CCSS.2.MD.B.6

Front

How do you add numbers on a number line?

Back

To add numbers on a number line, start at the first number and move to the right by the amount you are adding.

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

How do you subtract numbers on a number line?

Back

To subtract numbers on a number line, start at the first number and move to the left by the amount you are subtracting.

Tags

CCSS.7.NS.A.1C

Front

What is the sum of 98 and 45?

Back

The sum of 98 and 45 is 143.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 87 and 76?

Back

The sum of 87 and 76 is 163.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 88 and 99?

Back

The sum of 88 and 99 is 187.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 93 and 67?

Back

The sum of 93 and 67 is 160.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is 91 minus 23?

Back

91 minus 23 is 68.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2