Topic A
2 x 90 = 2 x ____ x 10
= ______ x 10
= ______
90 , 18 , 180
A restaurant sells 51 hot dogs. It sells 3 times more burgers than hot dogs. It sells 5 more milkshakes than burgers. How many milkshakes does the restaurant sell?
158
36 divided by 3
40 divided by 2
55 divided by 5
63 divided by 3
12 , 20 , 11 , 21
What is the perimeter of a rectangle that has a length of 2 ft and width of 5 ft?
14 ft
What are the factors of 18?
1,2,3,6,9,18
450 divided by 9
50
43 x 3
129
42 divided by 3
14
What is the perimeter of a rectangle with a length of 7ft and width of 5ft?
24ft
Is each number prime or composite?
7
9
30
53
7 - prime
9- composite
30- composite
53- prime
Robin draws a rectangle that has a width of 7 cm and a length of 30 cm. What is the area of Robin's rectangle?
210 cm
6 x 28
168
252 divided by 6
42
The area of a rectangle is 91 square inches. The width is 7 inches. what is the length of the rectangle?
13 inches
which numbers have 45 as a multiple?
4, 5, 9, 10, 15, 90
5, 9, 15
A rectangular swimming pool has an area of 160 square meters. The width of the pool is 8 m. What is the length of the swimming pool?
20 meters
Amy reads 73 pages of a book. Her mom reads 4 times as many pages. How many pages does Amy's mom read?
292
98 divided by 7
14
Mia is 5 feet 3 inches tall. How tall is Mia in inches?
63 inches
Which number is a multiple of 8?
4, 18, 32, 84
32
42 is 7 times greater than ____ ?
6
5 x 94
470
A librarian has 210 books to put on 7 shelves. How many books will go on each shelf?
30
The width of a rectangle is 4 inches. The length is 3 times as long as the width. What is the perimeter of the rectangle?
32 inches
What are the factors of 28?
1, 2, 4, 7, 14, 28