Multiplication
32 X 6
192
1,432÷4
358
Michelle has $80 to buy a new outfit. She found a skirt for $20, a blouse for $25, and a belt for $8. How much does she have left to buy shoes?
$20 skirt + $25 blouse + $8 belt = $53 dollars
$53 - $80 = $27
$27 left to buy shoes
1 2/10 + 6/10
*Don't forget to simplify
1 8/10
1 4/5
You have $12 in nickels and quarters. If you have the same number of each kind of coin, how many nickels do you have?
*Experiment with double numbers: Example
20 quarters ($5.00) + 20 nickels ($1.00) = $6.00
40 quarters ($10.00) + 40 nickels ($2.00) = $12.00 You have 40 quarters and 40 nickels.
47 X 87
4,089
6,920÷4=
1,730
Julie’s yard is rectangular. One side of the yard is 100 feet wide. The total area of the yard is 3,000 square feet. What is the length of the other side of the yard?
Length X Width
100 ft x _____ft = 3,000 ft2
100ft x 30 ft = 3,000 ft2
30 ft
1/2 x 4/5
*Simplify
4/10
2/5
Mrs. Hilt will buy a new pair of shoes in 11 days. How many minutes must she wait before she can buy her new pair of shoes?
11 days x 24 hours = 264 hours
264 x 60 minutes = 15,840 total minutes
998 X 92
91,816
4,472÷8
559
A company donates 935 pencils to a school. The pencils are divided evenly among 9 classrooms. The rest of the pencils are given to the library. How many pencils were donated to each classroom and to the library?
935 divided by 9 = 103 R8
Classroom gets 103 pencils
Library gets 8 pencils
2/5 x 1/4
*Simplify
2/20
1/10
Mrs. Hilt bought 15 books. She paid $11 for each book. She later sold all 15 books for $25 each. What is the difference between the total amount of money Mrs. Hilt sold the books for and the total amount of money she paid for the books?
15 books X $11 = $165
15 books x $25 = $375
$375 - $165 = $210
$210 difference
634 X 87
55,158
9,471 ÷ 7
1,353
Manny owns 83 sets of basketball cards. Each set has exactly 504 cards. What is the total number of basketball cards Manny owns?
504 X 83
41,832 total number of basketball cards
1/3 x 2/6
2/18
1/9
3x = 12
x=?
3 X __ = 12
x = 4
555 X 222
123,210
10,520 ÷ 7
1,502 R6
Mrs. Hilt baked 7 dozen cookies and sold them for $4.25 per half-dozen. How much money would Mrs. Hilt make if she sold all of the cookies?
One dozen is 12 cookies
Half-dozen is 6 cookies
$4.25 x 6 cookies = $25.50 for half-dozen
$4.25 x 14 = $59.50
OR
$4.25 x 2 = $8.50 for one dozen
$8.50 x 7 = $59.50
$59.50
3/5 ÷ 2/3
*change to multiplication
3/5 x 3/2
9/10
6x = 42
x = ?
6 x (__) = 42
X = 7