Topic 2: Review What You Know

Choose the best term from the words below.

An _______________ is an approximate number or answer.

• equation

• period

• estimate

• rounding

Tags

CCSS.RF.3.3B

CCSS.RF.3.3C

CCSS.RF.3.3D

CCSS.RF.4.3A

CCSS.RF.5.3A

Choose the best term from the words below.

A process that determines which multiple of 10, 100, 1,000, and so on a number is closest to is called _______________.

• equation

• period

• estimate

• rounding

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Choose the best term from the words below.

A number sentence that uses the equal sign (=) to show two expressions have the same value is an _______________.

• equation

• period

• estimate

• rounding

Tags

CCSS.6.EE.A.4

Find Each Sum

4 + 6

• 10

• 20

• 30

• 40

Tags

CCSS.1.OA.A.1

Find Each Sum

14 + 5

• 15

• 9

• 19

• 29

Tags

CCSS.1.OA.A.1

Find Each Sum

289 + 126

• 415

• 527

• 315

• 405

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find Each Sum

468 + 329

• 697

• 797

• 687

• 787

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find Each Sum

13 + 7

• 10

• 30

• 40

• 20

Tags

CCSS.1.OA.A.1

Find Each Sum

7 + 5

• 12

• 2

• 35

• 10

Tags

CCSS.1.OA.A.1

Find Each Sum

29 + 8

• 27

• 17

• 37

• 40

Tags

CCSS.2.OA.A.1