multiply decimals and exponents
30.1 x 102
30.1 x 100
3010
0.99 x 45
1 x 45
45
Make a chart to find the product of 0.3 x 0.3.
See picture.
3 x 1.65
4.95
0.5 x 0.6
0.30
0.9 x 103
0.9 x 1000
900
3.15 x 8
3 x 8
24
Make a chart to show 1.8 x 0.3.
See picture.
2.3 x 8
18.4
1.8 x 0.3
5.4
5.24 x 0.1
0.524
95 x 5.02
475
Your friend buys 4 glow sticks for $0.99 each. She pays with a $10.00 bill. How much change does she receive?
0.99 x 4 = 3.96
10.00 - 3.96= 6.04
She will get back $6.04.
9 x 10.7
96.3
2.65 x 5
13.25
45.7 x 0.01
0.457
17 x 1.68
17 x 2
34
write an equitation for a chart that has 3 rows shaded and 5 columns shaded.
0.3 x 0.5 = 0.15
17 x 1.68
28.56
Does 10.25 x 1.3 = 133.25? Explain.
No, it is 13.325. There are 3 decimal places in the problem. I must have 3 decimal places in the answer.
3.25 x 0.12
3.25 x 0.01
0.0325
33 x 2.014
27 x 2
54
write an equation for a chart that has 24 blocks shaded twice and 8 rows shaded.
0.3 x 0.8 = 0.24
42 x 3.61
8 x 3.61
28.88
Does 2.4 x 104 = 9.60? Explain.
No because 104 = 10000 and 2.4 times 10000 is 24000