4-1
When multiplying by a power of 10, which way do you move the decimal?
To the right
Estimate the product by rounding the decimal to the nearest tenths.
2.03 x 6
12
Solve any way you choose.
56.7 x 8
453.6
Place the decimal in the correct spot.
12.6 x 4 = 504
50.4
Jennifer planted a tree that was 0.17 meter tall. After a few years, the tree was 100 times as tall as when she planted it. What is the height of the tree after a few years?
17 meters
Find the product.
10 x 4.5
45
Estimate the product by rounding the decimal to the nearest tenths.
5.86 x 5
29.5
Solve any way you choose.
43.6 x 7
305.2
Place the decimal in the correct spot.
2.3 x 18 = 414
41.4
Patricia picked 15 pounds of apples at the orchard. Each pound costs $1.34. About how much did Patricia pay for the the apples? (Round the amount to the nearest tenth)
$19.50
Find the product.
100 x 4.5
450
Estimate the product by rounding the decimal to the nearest tenths.
50 x 3.67
185
Solve any way you choose.
14 x 9.67
135.38
Place the decimal in the correct spot.
8.7 x 24 = 2088
208.8
Anthony bikes a 16.2-mile long trail. If he bikes it 4 times, how far will he have traveled?
64.8 miles
Find the product.
0.008 x 10^2
0.8
Estimate the product by rounding the decimal to the nearest tenths.
11 x 0.06
1.1
Solve any way you choose.
25 x 1.63
40.75
Place the decimal in the correct spot.
4.02 x 22 = 8844
88.44
Each juice bottle contains 8.6 fluid ounces. How many fluid ounces are in a carton with 12 juice bottles?
103.2 fluid ounces
Find the product.
10^3 x 3.67
3,670
Estimate the product by rounding the decimal to the nearest tenths.
5.62 x 75
420
Solve any way you choose.
7.46 x 38
238.48
Place the decimal in the correct spot.
3.83 x 26 = 9958
99.58
Every day, Bella practices soccer for 0.65 and softball for 1.5 hours. What is the total number of hours she practiced in a week? (Hint: A week has 7 days)
15.05 hours