5th Grade Unit 1 Review

Select all the expressions that have a product of 0.35.

• 3.5 x 0.1

• 3.5 x 0.01

• 35 x 0.1

• 35 x 0.01

Select all of the true statements about the numbers 0.09 and 0.009.

• The value of the digit 9 in 0.09 is 10 times as much as its value in 0.009.

• The digit 9 has a lesser value in 0.009 than in 0.09.

• The value of the digit 9 in 0.09 is 1/10 times as much as its value in 0.009.

• The digit 9 has a greater value in 0.009 than in 0.09.

Evaluate 1,695 x 201.

• 229,695

• 5,085

• 34,695

• 340,695

Evaluate 15.34 - 1.937.

• 14.617

• 5.97

• 13.403

• 17.277

Which of the following comparisons is true?

• 8.385 > 8.83

• 6.44 > 6.451

• 5.632 < 5.08

• 3.397 < 3.462

Select all of the expressions that are equivalent to thirteen and three hundred twenty-five thousandths.

• 10 + 3 + 0.003 + 0.02 + 0.5

• 10 + 3 + 3/10 + 2/100 + 5/1000

• 13.325

• 1 ten + 3 ones + 2 hundredths + 5 thousandths

Select all the decimals that round to 8.7 when rounded to the nearest tenth.

• 8.647

• 8.652

• 8.751

• 8.748

Find the sum of 6.45 and 8.075.

• 14.525

• 8.720

• 14.425

• 86.10

Select all of the expressions that have a value of 40.

• 20,000 ÷ 50

• 10,000 ÷ 25

• 3,200 ÷ 80

• 1,200 ÷ 30

True or False?

2.1 x 7.78 is about 16.

• True

• False