Unit 2 Review

Put this number into standard form.

• 8,473

• 8,400.73

• 8,400.703

• 840.703

Ms. Lewis has three cats (not really). One cat weighs 9.45 pounds, a second weighs 8.2 pounds, and the third is 9.405 pounds. What is the difference in weight between the heaviest and lightest cat.

• 1.25

• 1.205

• 0.055

• 0.054

What is 1.58 rounded to the nearest tenth?

• 1.5

• 1.6

• 1.57

• 1.59

What is 0.15 x 100

• 15

• 1.5

• .015

• .0015

Mrs. Hagy has 1 1/2 yards of wrapping paper. She cuts off 2/3 yard. How much wrapping paper does she have left?

• 1 1/6

• 1/6

• 1 5/6

• 5/6

Harrison has $9.00. He earned $7.99 from doing chores. He bought a toy that costs $10.29. How much money does Harrison have left.

• $2.30

• $6.70

• $1.29

• $7.70

Mrs. Hayes is making a punch for a Christmas party. She uses 1 1/4 quarts of orange juice, 2 1/2 quarters of cranberry juice and 1 1/2 quarts of seltzer. How much more juice did Mrs. Hayes use than seltzer?

• 1 quart

• 1 1/4 quarts

• 2 quarts

• 2 1/4 quarts

What is 100,000 written in exponent form?

• 10⁴

• 10¹

• 10⁵

• 10³

Complete the inequality statement:

1.230____1.023

• ?

• =

• <

• >