Worksheet on Fractions and Decimals

Solved Questions on Fractions and Decimals

1. Subtract 5/12 from 3/7?

a) 1/84
b) 7/84
c) 12/84
d) 71/84

Answer: a) 1/84

Explanation: The subtraction is shown as:

2. What is the amount paid by the customer to purchase the given items?

a) $91.19
b) $101.19
c) $111.19
d) $121.19

Answer: c) $111.19

Explanation: Amount paid by the customer to purchase the given items 

= $(99.99 + 11.2) = $111.19

The addition is shown as:

3. What is the total cost of given wooden decks if the cost of a desk is $40.25?

a) $120.25
b) $120.35
c) $120.55
d) $120.75

Answer: d) $120.75

Explanation: Cost of 1 wooden deck = $40.25

Total cost of 3 wooden decks = 3 $40.25 = $120.75

The multiplication is shown as:

4. The cost of five chocolates is $10.5. What is the cost of each chocolate?

a) $1.2
b) $1.1
c) $2.1
d) $3.1

Answer: c) $2.1

Explanation: Cost of 5 chocolates = $10.5
Cost of 1 chocolate = $10.5 5 = $2.1

The division is shown as

5. The weight of a packet of potato chips is 26.30 g and the weight of a packet of banana chips is 30.55 g. Which packet has more weight and by how much?

a) Banana chips have a weight of 4.05 g more than potato chips.
b) Potato chips have a weight of 4.05 g more than banana chips.
c) Banana chips have a weight of 4.25 g more than potato chips.
d) Potato chips have a weight of 4.25 g more than banana chips.

Answer: c) Banana chips have a weight of 4.25 g more than potato chips.

Explanation: Weight of a packet of potato chips = 26.30 g
Weight of a packet of banana chips = 30.55 g
Weight of a packet of banana chips is more than potato chips.
The difference in weight = 30.55 − 26.30 = 4.25 g 

Banana chips have a weight of 4.25 g more than potato chips.

Subtraction is shown as: