Post-Assessment 2B - Session 2

Front

What is subtraction?

Back

Subtraction is taking away a number from another number. For example, 10 - 3 = 7.

Front

What does it mean to regroup in addition?

Back

Regrouping in addition means to carry over when the sum of the digits in a column is 10 or more.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is a fact family?

Back

A fact family is a group of related addition and subtraction facts using the same numbers.

Tags

CCSS.2.OA.B.2

CCSS.1.OA.C.6

Front

What is the sum of 24 and 7?

Back

31

Tags

CCSS.2.NBT.B.5

Front

How do you find out how many more one number is than another?

Back

You subtract the smaller number from the larger number.

Tags

CCSS.1.OA.A.1

Front

What is the missing fact in the fact family for 15, 9, and 6?

Back

15 - 9 = 6.

Tags

CCSS.4.NBT.B.6

Front

What is the result of 94 + 0?

Back

94

Tags

CCSS.1.OA.B.3

Front

What is the first step in solving an addition problem?

Back

Identify the numbers you need to add together.

Tags

CCSS.1.OA.A.1

Front

What does it mean to add 4 ones to 7 tens 2 ones?

Back

You combine the tens and ones to find the total.

Tags

CCSS.2.NBT.A.1B

Front

What is the equation for finding how many more paper clips Jenna has than Marco?

Back

13 - 5 = 8.

Tags

CCSS.2.OA.A.1