Rounding and estimation

Estimate the sum of 64 and 72:

• 136

• 130

• 150

• 135

Round to the nearest tens place - 92

• 90

• 80

• 100

• 70

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Estimate the difference of 75 and 26:

• 101

• 110

• 50

• 49

Estimate the sum of 33 and 49:

• 20

• 80

• 82

• 16

I bought 26 pencils. I gave Ben 14 pencils. How many do I have left?

• 40

• 36

• 10

• 12

Tags

CCSS.2.OA.A.1

Find the difference of 43 and 27:

• 10

• 16

• 70

• 24

Tags

CCSS.2.OA.A.1

Find the sum of 57 and 26:

• 73

• 31

• 83

• 30

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Round to the nearest tens place: 97

• 100

• 90

• 95

• 97

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Which numbers round to 70?

• 76, 81, 62

• 67, 72, 80

• 67, 72, 65

• 62, 63, 64

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Which numbers round to 10?

• 8, 9, 13

• 3, 4, 8

• 15, 14, 13

• 4, 8, 12

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3