Topic 1 Test

A number has a 5 in the ones place. The number also contains a digit whose value is 10 times the value of the 5 in the one place. Which could be the expanded form of the number?

• (5 x 100) + (4 x 10) + (5 x 1) + (8 x 0.1) + (7 x 0.01)

• (6x10) +(5x1)+(5x0.1)+(4x0.01)

• (5x10)+(5x1)+(3x0.1)+(6x0.001)

• (7x100) +(2x10)+(5x1)+(2x0.1)+(5x0.01)

Lucy’s dog weighs nine and seventy-five hundredths kilograms. What is the weight, in kilograms, of Lucy’s dog written in expanded form?

• 9 + 0.07 + 0.005

• 9+0.07+0.05

• 9 + 0.7 + 0.005

• 9 + 0.7 + 0.05

6. What is five and eighty-four hundredths in expanded form?

• 6. 5 + 0.08 + 0.004

• 6. 5+0.8+0.004

• 6. 5+0.8+0.04

• 6. 5+0.08 +0.04

Compare three and eight tenths to three and fifty-nine hundredths in a number sentence. (Example 3 < 4)

• 3.8 < 3.59

• 3.8 > 3.59

• 3.08 > 0.59

• 3.59 > 3.8

Compare ten and ninety-five thousandths to ten and fourteen- hundredths in a number sentence. (Example 3 < 4)

• 10.095 < 10.14

• 10.95 > 10.14

• 10.095 > 10.14

• 10. 10. 095 > 0.14

Write 347.392 in expanded form using fractions. Example: 3.5=(3x1)+(5x1/10)

• 300 + 40 + 7 + 0.3 + 0.09

• (3 x 100) + (4 x 10) + (7 x 1) + (30) + (900) + (2000)

• (3 x 100) + (4 x 10) + (7 x 1) + (3 1/10) + (9 x 1/100) + (2 x 1/1000)

Write 249.027 in expanded form using fractions. Example: 3.5=(3x1)+(5x1/10)

• (2 x 100) + (4 x 10) + (9 x 1) + (2 x 0.01) + (7 x 0.001)

• 200 + 40 + 9 + 0.02 + 0.007

• (2 x 100) + (4 x 10) + (9 x 1) + (2 x 1/100) + (7 x 1/1000)

Name the value of the given digit in the number below: the 4 in 3,549

• 400

• 40

• 4

• 4,000

Name the value of the given digit in the number below: the 6 in 86,592,473

• 60

• 6,000,000

• 600

• 60,000,000

What is the correct standard form of the number fourteen billion, twenty-seven million, sixty-five?

• 14,027,000,065

• 14,270,650

• 14,000,027,065

• 27,000,065