Exponents
Write the following equation in exponential form:
3 x 3 x 3 x 3 x 3
35
When multiplying 2.64 x 102 move the decimal _____ times to the __________ .
2
right
Use the area model to solve the following:
82 x 46
3,772
Find the product:
3.99 x 4
15.96
Dalia and her family picked 134 bushels of apples from their small orchard. If they sold each bushel of apples for $19, how much money did Dalia’s family earn?
$2,546
Write the following in expanded form:
73
7 x 7 x 7
When dividing 1,317.2 ÷ 103 move the decimal _____ times to the __________ .
3
left
Use the standard algorithm to solve:
309 x 14
4,326
Find the product:
45 x 0.8
36
A polar bear at a zoo weighs 475 pounds. A tiger at the same zoo weighs 0.26 as much as the polar bear. How much does the tiger weigh?
123.5 pounds
Find the product:
54
625
Solve:
3.751 x 101
37.51
Use the rows method to solve the following:
125 x 60
7,500
Find the product:
2.87 x 1.9
5.453
Aurelia’s cat had 4 kittens. If each kitten weighed 3.5 ounces when it was born, how much did the kittens weigh altogether?
A.) 14 ounces
B.) 7.5 ounces
C.) 7 ounces
D.) 0.5 ounces
A.) 14 ounces
Label the exponent and base:
122
12 is the base
2 is the exponent
Solve:
23.9 ÷ 103
0.0239
Use any method to solve:
47 x 32
1,504
Find the product:
18.2 x 1.75
31.85
Farmer Sylvester feeds his horses 480 pounds of food each month. How many pounds of food does he feed his horses in a year?
A.) 960 pounds
B.) 4,800 pounds
C.) 5,760 pounds
D.) 11,520 pounds
C.) 5,760 pounds
Exponential Form: 26
Convert 26 into Expanded form & Standard Form
Expanded Form: 2 x 2 x 2 x 2 x 2 x 2
Standard Form: 64
Solve:
45 x 103
45,000
Use any method to solve:
911 x 58
52,838
Find the product:
68.70 x 3.2
219.84
A sleepy orange butterfly has a wingspan that is 30 times as long as the wingspan of a parasitic wasp. A parasitic wasp has a wingspan of only 0.06 inch. What is the wingspan of the sleepy orange butterfly?
1.8 inches