Decimals

Adding Decimals

100

237.1 + 43.22

280.32

200

5.73 + 637.4

643.13

300

782.591+ 678.9376

1461.5286

400

37.86+543.89+6.5

588.25

500

77.5+546.25+249.23

872.98

Subtracting Decimals

100

22 - 9.5

12.5

200

222.6 - 12.4

210.2

300

400 - 1.42

398.58

400

56.22 -6.26

49.96

500

489.235 - 123.44

365.795

Place Value in Decimal Numbers

100

247.25  What is the value of the 4 in this number?

40 or 4 tens

200

555.236 What is the value of 6 in this number?

6/1000  6 thousandths

300

How many times larger is the 3 in the first number versus the 3 in the second number.

237.15

544.38

100 times larger

400

How many times smaller is the 5 in the first number versus the 5 in the second number.

478.235

651.22

10⁴  10,000 times smaller

500

345.789 + 456.22 = ?  What number is in the Hundredths place in the answer

0 Zero

Multiplying Decimals

100

12.6 X 4.5

56.7

200

78.21 X 4.7

367.587

300

100.01 X 52.6

5260.526

400

632.5 X 23.54

14889.05

500

123.65 X 1.423

175.95395

Dividing Decimals

100

41.8/22

1.9

200

3.96/11

0.36

300

98.4/12

8.2

400

75.31/17

4.43

500

8.399/37

0.227