Rounding Decimals and Estimation

Axel bought a pair of socks for $4.25, a t-shirt for $10.75, and a jacket for $24.50. He estimates he will pay :

• $38

• $40

• $42

• $44

Luna drew this number line.
The arrows above represent some decimal numbers. Choose all the decimals represented by the arrows on the number line. Only one is incorrect.

• 5.9

• 6.8

• 6.4

• 5.2

What is 38.3 rounded to the nearest whole number?

• 38

• 39

• 30

• 40

Round the decimal 5.67 to the nearest tenth place.

• 5.5

• 5.6

• 5.7

• 5.8

Lillie's mom fills her car with 14.297 gallons of gas. What is this amount of gas rounded to the nearest whole number?

• 14

• 15

• 14.3

• 14.2

What is 5.8 rounded to the nearest whole number?

(Remember "whole number" means ones place)

• 5

• 6

• 4

• 7

What is 56.4 rounded to the nearest TENS place?

(Remember to find the place and look next door.)

• 57

• 50

• 60

• 56

Round the decimal 3.257 to the nearest hundredth place.

• 3

• 3.24

• 3.25

• 3.26

When rounded to the nearest whole number, which value will NOT round to 35?

• 34.72

• 34.156

• 35.49

• 35.16

Round 3.506 to the nearest hundredth.

• 3.5

• 3.507

• 3.51

• 4