Lesson 9 Quiz: Compare and Round Decimals

Choose >, <, or = to compare each pair of numbers.

19.657 19.67

5.421 5.4

70.24 70.240

45.386 45.368

Ms. Santos makes a wire sculpture. Each piece of wire is about 6.6 inches long. Before using a piece of wire, she rounds the length to the nearest tenth of an inch.

Decide if each length rounds to 6.6 inches.

Type Yes or No for each length.

6.538 inches

6.647 inches

6.687 inches

6.56 inches

6.65 inches

Isabella runs the 100-meter dash five times. The times it takes her to complete these races, in seconds, are 12.7, 12.807, 12.78, 12.08, and 12.087.

What is the fewest number of seconds it takes Isabella to complete the race? Fill in the blank.