Estimating with Dividing Decimals and Compatible Numbers

Compatible numbers are:

• Fake numbers

• Numbers you make up

• Numbers that help make math easier and are friendly

• Numbers that hold hands

When estimating 372 divided by 41, it should be changed to

• 400 divided by 40

• 360 divided by 40

• 370 divided by 50

• 300 divided by 50

Using compatible numbers what would be the best estimation for 14 x 9.2

• 14

• 150

• 300

• 90

What would be an estimate of 78.9 / 9 ?

• 7

• 8

• 9

• 10

Estimate 11.75 ÷ 3

• 3

• 4

• 5

• 6

Dylan is buying 14 packs of juice, and each pack costs approximately 9.2 dollars. Using compatible numbers, what would be the best estimation for the total cost?

• about $14

• about $150

• about $300

• about $90

What would be an estimate of 65.23 / 8 ?

• 6

• 7

• 8

• 9

Estimate 78.9 ÷ 12

• 6.575

• 65.75

• .6575

• 960

What would be an estimate of 14.5 / 5?

• 3

• 4

• 5

• 6

Estimate 78.9 ÷ 12

• 6.575

• 65.75

• .6575

• 960