Comparing Decimal Numbers Quiz

Pak's class has a lizard and a snake. Pak measures the lizard and discovers that it is 0.17 meters long. He also measures the snake and discovers it is 0.71 meters long. What symbol should be used to compare the two lengths?

• <

• =

• >

• +

Which number sentence is not true?

• 0.4 = 0.40

• 0.02 = 0.2

• 0.7 > 0.65

• 0.4 < 0.54

A snail moves 0.15 inch in 1 hour, and a worm moves 0.93 inch in 1 hour. Which number sentence shows how these two decimal numbers compare?

• 0.15 > 0.93

• 0.93 < 0.15

• 0.15 < 0.93

• 0.93 = 0.15

Four people run a 100-meter relay. The first runner runs 0.25 of the relay. The last runner runs 0.31 of the relay. Which number sentence shows how the two numbers compare?

• 0.25 > 0.31

• 0.25 < 0.31

• 0.31 < 0.25

Jack's math quiz has these comparisons. Check True or False for each comparison.

Cindy needs a strip of tape longer than 0.75 meter. Select all the lengths Cindy could use.

• 0.7 m

• 0.77 m

• 0.8 m

• 1.75 m

• 0.6 m

Morrow has a ruler that is marked in tenths of an inch. She places a pushpin next to the ruler to measure the length of the pin. The picture shows an enlarged part of the ruler and the pin. Which length is closest to the length of the pushpin?

• 0.59 in

• 0.51 in

• 0.55 in

• 0.50 in

The point on the number line represents 0.27. Which number is greater than 0.27?

• 0.19

• 0.27

• 0.2

• 0.3

The points marked on the number line represent 0.45 and 0.64. Which number sentence can be used to compare these two decimals?

• 0.45 > 0.64

• 0.45 = 0.64

• 0.64 > 0.45

• 0.64 < 0.45

Use the models to answer the question. What do the models show?

• 0.4 < 0.40

• 0.4 = 0.40

• 0.04 < 0.40

• 4.4 > 4.04