Add & Subtract

Front

What is subtraction?

Back

Subtraction is taking away a number from another number. For example, in 5 - 2, we take away 2 from 5.

Front

What is addition?

Back

Addition is putting together two or more numbers to find a total. For example, in 3 + 2, we combine 3 and 2 to get 5.

Tags

CCSS.2.NBT.B.7

Front

What is the result of 67 - 49?

Back

18

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 468 + 154?

Back

622

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 41 - 29?

Back

12

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

What is the result of 425 + 245?

Back

670

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 340 - 136?

Back

204

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does the equal sign (=) mean?

Back

The equal sign means that the numbers on both sides are the same. For example, 2 + 3 = 5 means 2 + 3 is the same as 5.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps us visualize addition and subtraction.

Tags

CCSS.2.MD.B.6

Front

What is a word problem in math?

Back

A word problem is a math question written in words. It describes a situation that requires addition or subtraction to solve.

Tags

CCSS.2.OA.A.1