Rounding and working with Decimals

Place Value

100

using the number 2.435, what number is in the hundredth spot?

3

200

using the number 2987.435, what number is in the tenth spot?

4

300

Using word form, read out the number 56 785.3

fifty six thousand, seven hundred, eighty five and three tenths. 

400

Using word form, read out the number 553.03

five hundred fifty-three and three one-hundredths

500

Using word form, read out the number 2.37

two and thirty-seven 

hundredths.

Rounding

100

Round the number 1.59 to the nearest tenth?

1.6

200

Round the number 1.53 to the nearest tenth?

1.5

300

Round the number 6.597 to the nearest tenth?

1.6

400

Round the number 6.9786 to the nearest hundredth?

6.98

500

Round the number 1.999 to the nearest hundredth?

2.0

Adding/ Subtracting

100

568.2 + 26.3

594.5

200

63.2 + 31.35

94.7

300

872.2 - 31.5

840.7

400

586.67 - 400.5

186.17

500

56,879.456 - 456.668

56,422.788

multiplying

100

2.5 x 3.4

8.5

200

34.5 x 6.3 

217.35 

300

345.23 x 234.3

80,887.389

400

345.23 x 27.2 and then round to nearest tenth

9390.3

500

3345.23 x 273.3 and then round to nearest tenth

914,251.4

dividing

100

15 ÷ 0.2 =

75

200

Divide 9.1 by 7

1.3

300

0.35 ÷ 9 =

0.038889

400

0.90 ÷ 2 and round to the nearest tenth position. 

0.5

500

459.3 divided by 45.3 rounded to the nearest tenth

10.1