Operations on Fractions

Solve the following addittion: 1/8 + 3/7

• 31/56

• 1/2

• 13/21

• 7/8

Calculate: (1/2 +1/3) - (1/2 -1/3)

• 3/10

• 2/3

• 7/15

• 3/8

Calculate: (3/4 -2/3) * (2 -2/7)

• 1

• 10

• 1/7

• 28/9

Calculate: 9/10 - 2/5 : (1/2 +1/6). Remember to use order of operations.

• 3/10

• 8/9

• 0

• 1

Calculate and simplify: 2/3 : ((3/10) * 5)

• 4/9

• 3

• 11/2

• 6

A bottle of cologne has a capacity of three fifteenths of a litre. How many bottles can you fill with a drum containing ten litres of cologne?

• 25 bottles

• 50 bottles

• 45 bottles

• 40 bottles

A painter uses 2/3 of a can of paint to paint the fince of a house, and 2/5 of the remaining paint for the garden shed. After he finishes his job, there are 2 kilos of paint left. How much did the can of paint weigh before the painter started?

• 15 kg

• 11 kg

• 10 kg

• 9 kg

Reduce to a common denominator: 1/2, 5/6, 7/9, 13/18

• 9/18; 15/18; 14/18; 13/18

• 9/108; 15/108; 14/108; 13/108

• Non of the above.

• 9/3; 15/3; 14/3; 13/3