Decimals

Subtraction(round to nearest 100ths)

100

^{12.3 - 4.1}

8.2

200

25.82 - 15.9

9.92

300

4-1.32

2.68

400

10.5-7.3

3.2

500

50.12 - 12.36

37.76

Addition(round to nearest 100ths)

100

2.2 + 5.8

8

200

16.32 + 5.45

21.77

300

19.123 + 7.35

26.47

400

5.36 +123.9

129.26

500

25.3 + 14.5693

39.87

Multiplication(round to nearest 100ths)

100

2.2 * 6

13.2

200

7.4 * 24

177.6

300

8.36 * 4.5

37.62

400

16 * 1.235

19.76

500

5.786 * 100

578.6

Division(round to nearest 100ths)

100

34.5 / 5

6.9

200

48.32 / 0.6

80.53

300

0.95 / 1.5

0.63

400

5.68 / 2.6

2.18

500

62.3 /0.03

2,076.67

Word Problems(round to the nearest 100ths

100

Farmer John gave his horse 12.3 pound of hay on Monday, 14.2 pounds on Tuesday, and 11.456 pounds on Wednesday. How many pounds total did he feed his horse?

37.96 pounds

200

Dr. Jones orders Fakelixir for Mr. Rogers. The doses are 5.5 mL at 8am, 2.5 ml at noon, and 5 ml at 4pm. What is the total amount given in 5 days? 

65 mL

300

Sam, Jessie, and Emma go out for burgers. The total cost is $21.39. How much will each person pay if they split cost equally?

$7.13 per person

400

Amy and Rose both compete in a race. Amy takes 42.8 seconds to finish, and Rose finishes in 49.2 seconds. How many seconds faster was Amy than Rose? 

6.4 seconds

500

Alexis has $10. Will she be able to buy a burger for $5.49, chips for $1.29, and a milkshake for $2.79? What is the cost? 

Yes- $9.57