Integer Addition and Subtraction
3 + (-8)
-5
t divided by 8
t/8
(−6)×5
(−30)
23/33 =
8/11
1/2 ÷1/2
1
6 - (-4)
10
The product of 9 and m
9m
(−3)×(−1) =
(−3)×(−1) = 3
21/8=
Converting Improper Fractions to Mixed Numbers
2 5/8
4/3 ÷11/12
16/11= 1 5/11
(-9) - (-4) =
(-9) - (-4) = -5
Aiden borrows a book from a public library. He read a few pages on day one. On day
two, he reads twice the number of pages than he read on day one. On the third day,
he reads six pages less than what he read on the first day. If he has read the entire
book that contains 458 pages, how many pages did he read on day three?
110 pages
(−7)×(−4) =
28
Working with fractions and whole numbers
Find 1/3 of 33
11
A machine takes 1 3/5 minutes to make a plate. How long will it take the machine to make twenty plates?
The machine will take 32 minutes to make the 20 plates.
2 - (-10) =
2 - (-10) = 12
(9+4x7-10)x2
54
(−5)×(−7)-9x2
17
Simons vattenflaska är fylld till 2/8. Ronja har en likadan flaska som är fylld till 3/8. Simon häller över sitt vatten i Ronjas flaska. Hur stor andel av Ronjas flaska är då fylld?
5/8
A Grandmother made an apple pie. Josh and his brother Joe finished 4/5 of it. Then, three of their friends came over and shared what was leftover of the pie. How much of the pie did each friend eat?
The three friends were able to eat 1/15 of the pie each.
(-1) - (-2) =
(-1) - (-2) = 1
2(3 − h) − 6 = −5h
h=0
(-74) x 4.5
2 - 1/5 + 1- 3/4
79/20 = 3- 19/20
Sarah has 2 bags of opened flour in her cupboard. The first bag has 1 1/5 kg left and the other has 375g. If she wants to divide the flour into 4 smaller bags, how much will be in each bag?
Each bag will contain 63/160 kg.