Math Decimals

Four students are traveling to a math contest. The table shows the weights of the four students' suitcases. What is the order of the weights of the suitcases in pounds from greatest to least?

• 21.605

  24.8

  21.48

  24.75

• 24.8

  24.75

  21.48

  21.605

• 24.8

  24.75

  21.605

  21.48

• 21.48

  21.605

  24.75

  24.8

Add the following the decimals:

6.1 + 1.9 =

• 8.0

• 7.9

• 6.9

• 8.1

Subtract the following decimals:

9.8 - 8.2 =

• 1.6

• 1.5

• 1.4

• 1.35

Write 734.924 in expanded place value form.

• (7 x 100) + (3 x 10) + (4 x 1) + (9 x .1) + (2 x .01) + (4 x .001)

• (700 x 100) + (30 x 10) + (4 x 1) + (9 x .1) + (2 x .01) + (4 x .001)

• 700 + 30 + 4 + .9 + .02 + .004

• (3 x 100) + (4 x 1) + (9 x .1) + (7 x 100) + (4 x .001) + (2 x .01)

What is the correct location of the decimal point in the product?

• 0.9768

• 97.68

• 976.8

• 9.768

Which decimal number represents seven hundred ninety-two and five hundredths?

• 792.500

• 792.05

• 792.005

• 792,500

Round the decimal 5.67 to the nearest tenth place.

• 5.5

• 5.6

• 5.7

• 5.8

What is the standard form for: (2 x 1) + (8 x 10) + (2 x .001) + (9 x .01) + (7 x 1/10)

• 28.297

• 82.792

• 82.291

• 82.972

• 0.000556

• 0.00556

• 0.0000556

• 0.00000556

• .004567

• 456,700

• 4,567

• 45.670