Powers of 10
3.5 x 103
3,500
What is a sum?
An answer to an addition question.
How do you find differences of decimals?
Line up the decimals!
What is 74 x 53
3,922
Each of the 492 people who came to a school football game paid $12 for a ticket. How much ticket money did the school collect?
$5,904
102 x 52 =
5200
839.3 + 24.13 =
863.43
92.04−12.4
79.64
$8.95 × 16 =
$143.20
Peyton needs to buy 5 pounds of carrots for her horse. If one pound of carrots costs $1.99, then how much will 5 pounds cost?
$9.95
105 x 2.4 =
240,000
0.123 + 0.21
0.333
501.55 – 1.44
500.11
When multiplying decimals, what do you do with the decimals?
Ignore the decimals until the end!
Barney has $33.07 in his bank at home. If he uses $9.78 to buy a book, how much money will he have left?
$23.29
0.63 x __________ = 630,000
106
93.5+ 88.4
181.9
0.6 - 0.06
0.54
8.2 x 2.6 =
21.32
Jack bought 3 pounds of apples at the market. The apples cost $1.50 per pound. Write the expression you would use to solve this problem.
3×$1.50
448.6×105
44,860,000
999.9 + 9.99
1,009.89
18−1.3
16.7
785×36=
28,260
A baker makes 288 cookies. She puts 12 cookies in each package she sells. How many packages can she sell?
24 packages