Multiplication
Multiplication
Divide
Divide
Divide
100
6 x 9.8
58.8
100
0.02 x 0.4
0.008
100
2.0 x 10^3
2,000
100
42.8/4
10.7
100
2/11
0.18 (lines above 1 and 8)
200
12 x 0.56
6.72
200
0.04 x 0.4
0.016
200
75/10^2
0.75
200
3.87/9
0.43
200
5/12
0.416 (line above the 6)
300
23 x 2.1
48.3
300
0.05 x 0.8
0.04
300
0.68 x 10^3
680
300
33/22
1.5
300
42/0.7
60
400
0.68 x 0.5
0.34
400
Tom earned $60 last week at this part time job. He has a plan to save 0.75 of his earnings. Tom put $52.50 in his savings account. Is he correct?
No $60 x 0.75 = $45.00
400
4.72/10
0.472
400
5.2/8
0.65
400
387/4.5
86
500
8.34 x 4.7
39.198
500
Rosa had a CD wallet that held 30 CDs. She wanted to have 0.1 of the CDs in the wallet to be computer games. She figured that would be 1 CD. Is she correct?
No, 30 x 0.1 = 3
500
One type of cell is 0.005 mm across. It is put under a microscope so it appears to be 10^3 larger. How large would that cell seem under that microscope?
5mm
500
32.6/4
8.15
500
4.3/0.04
107.5
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