Post-Assessment 2B - Session 2

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 is regrouping in addition?

Back

Regrouping is when you rearrange numbers to make addition easier, often by carrying over to the next place value.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 24 and 7?

Back

31

Tags

CCSS.2.NBT.B.5

Front

What is the difference when you subtract 30 from 77?

Back

47

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 35 and 40?

Back

85

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

How do you find out how many more paper clips Jenna has than Marco?

Back

You subtract the number of paper clips Marco has from the number Jenna has.

Tags

CCSS.2.OA.A.1

Front

What number sentence shows how many more paper clips Jenna has than Marco?

Back

13 - 5 = 8

Tags

CCSS.2.OA.A.1

Front

What does it mean to 'add' in math?

Back

To 'add' means to combine numbers to get a larger number.

Tags

CCSS.5.NBT.B.7

Front

What does it mean to 'subtract' in math?

Back

To 'subtract' means to take away a number from another number.

Tags

CCSS.2.OA.A.1