Divisibility & Such
Adding & Subtracting Like Denominators
Common Denominators
Add & Subtract with Unlike Denominators
Add & Subtract Mixed Numbers
100
What is a quotient?
A quotient is the result of a division in 12 / 2 = 6, the quotient is 6.
100
Solve: 2/5 - 1/5 = ?
1/5
100
True or False? The lowest common denominator for 1/6 and 1/24 is 24.
False
100
Determine the result of 11/15 - 1/3, in lowest terms.
2/5
100
Open your textbooks and answer question 5. All of it!
a) 1/5 b) 1 and 1/4 c) 2 d) 1 and 1/2 e)1 and 1/3 f) 2 and 6/7
200
Open your textbooks to page 207 and answer question 5.
1010, 605, 900, 325. The last digit of the number is either 0 or 5.
200
Solve to lowest terms: 3/15 + 6/15
3/5
200
What is the lowest common denominator for the fractions 1/3, 5/8, and 7/12 ?
24
200
What is the result of 1/4 + 2/3 + 5/6 in lowest terms?
1 3/4 1 is the mixed number and 3/4 is the fraction
200
Express the solution in lowest terms. 3 and 4/5 + 2 and 5/6 - 1 and 2/3
4 and 29/30
300
Open your textbooks to page 207 and answer question 7 a and b.
a) 330 is divisible by neither 4 nor 8. b) The number is divisible by 2 because 2 is a factor of 4 and a factor of 8.
300
Open your textbooks to page 214 and answer question 8 a, b, and c.
a) 2/4 + 1/4 = 3/4 b) 5/8 + 1/8 = 6/8 c) 4/10 + 3/10 = 7/10
300
Open your textbooks to page 234 and answer question 7 a, b, and c.
a) 24; 3/8 = 9/24, 1/3 = 8/24 b) 24; 5/6 = 20/24, 3/4 = 18/24 c) 10; 1/5 = 2/10, 1/2 = 5/10
300
Calculate. 11/12 - 4/9 + 5/18. Express your answer in lowest terms.
3/4
300
Open your textbooks to page 257 and answer question 8.
a) 2 and 3/4 - 1 and 1/2 b) 1 and 6/8 - 2/4 c) 3 and 3/7 - 2 and 1/2
400
Turn to page 207 and answer question 13 a and b.
a) Factors of 16 - 8, 16 Factors of 20 - 5, 10, 20 Factors of both - 1, 2, 4 b) 4
400
A sports store puts all of its bicycles on sale. There are 8 blue bicycles, 10 red, 6 green, 5 orange, 3 black, and 3 silver. a) How many bicycles are on sale? b) For each colour of bicycle, write a fraction to represent the number out of the total. Write each fraction in lowest terms.
a) There are 35 bicycles on sale. b) Blue 8/35, Red 10/35 = 2/7, Green 6/35, Orange 5/35 = 1/7, Black 3/35, Silver 3/35
400
Open you textbooks to page 234 and answer question 10.
a) 16; 13/16 is larger b) 49; 36/49 is larger c) 30; 11/30 is larger
400
Open your textbooks to page 243 and answer question 13.
a) 1/2 - 1/6 = 3/6 - 1/6 = 2/6 b) 2/3 - 1/6 = 4/6 - 1/6 = 3/6
400
Kristina brought a box of chocolates to school to share with her friends. The box had 36 pieces of chocolate. Kristina ate 1/3 of the chocolates herself, gave 1/6 of them to her friend June, and gave 1/9 to her friend Ashley. She gave the remainder of the box to her teacher. What fraction of the chocolates did Kristina give to her teacher? Express your answer in lowest terms.
1 and 1/3 - 1/6 - 1/9 = 36/36 - 12/36 - 6/36 - 4/36 = 14/36 = 7/18 Kristine gave her teacher 7/18 of chocolate.
500
Turn to page 208 and answer question 19 a, b and c
a) no b) yes c) no
500
From a box of 28 candy bars, Adam takes 6 candy bars, Ben takes 11, and Candice takes 8. a) Write an addition statement to find what fraction of the box has been taken. b) How many candy bars are left in the box?
a) 6/28 + 11/28 +8/28 = 25/28 b) 28/28 - 25/28 = 3/28 3 are left.
500
Open you textbooks to page 236 and answer question 20.
D
500
Calculate. 8/9 - 2/3 - 1/6
1/18
500
Open your textbooks to page 258 and answer question 11.
2/3 hours of practice
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