DECIMALS + - X and divison- GR 5

Adding

100

4.2 + 3.1

7.3

200

7.32 + 5.8

13.12

300

7.99 + 4.78

12.77

400

75.4 + 0.5919

75.9919

500

3.72 + 6.0064

9.7264

Subtracting

100

4.2 - 3.1

1.1

200

38.61 - 5.04

33.57

300

75 - 14.25

60.75

400

17.89123 - 4.52

13.37123

500

Kelly's brother weighs 7.71 pounds. Her newborn kitten weighs 0.24 pounds. How much more does Kelly's baby brother weigh than her kitten?

7.47 pounds

Multiplying

100

1.5 x 3

4.5

200

0.9 x 6

5.4

300

3.12 x 8

24.96

400

4.007 x 4

16.028

500

Ms. Morgan bought 3.5 pounds of bananas at $0.51 a pound and 4.5 pounds of pineapple at $1.19 a pound. How much did she pay for the bananas and the pineapple?

$7.14

Division

100

20.076 divided by 4.2

4.78

200

47. 058. divided by 5.06

9.3

300

24.36 divided by 7

3.48

400

3.7872 divided by.08

47.34

500

9.205 divided by 3.5

2.63

Equivalent Decimals

100

Are 0.90 and .9 equivalent decimals?

Yes

200

Are 0.009 and 0.090 equivalent decimals?

No

300

Give two equivalent decimals to

0.45

Options:

.45

.450

.4500

.45000

400

List three equivalent decimals for

.809

Options:

0.809                              0.80900

0.8090                           0.809000000000000

.8090

.80900

500

Are 0.045 and 0.45 equivalent decimals?

EXPLAIN YOUR REASONING.

Answers may vary.