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1.2 Multiplication and Division

EDEXCEL 1MA1 · Calculator allowed · about 70 minutes

Total Marks

Name: _______________________________ Date: ____ / ____ / ______

Answer ALL questions. Show all your working.

Write down the answer to each calculation.

(a)4 x 8(1)

(b)9 x 6(1)

(Total for Question 1 is 3 marks)

Write down the answer to each calculation.

(a)36 / 4(1)

(b)63 / 9(1)

(Total for Question 2 is 3 marks)

Work out each calculation.

(a)23 x 10(1)

(b)4.5 x 100(1)

(Total for Question 3 is 3 marks)

Work out each calculation.

(a)560 / 10(1)

(b)4500 / 100(1)

(Total for Question 4 is 3 marks)

Work out 34 x 6. You must show your working.

(Total for Question 5 is 2 marks)

Work out 96 / 4.

(Total for Question 6 is 2 marks)

Work out 47 x 23. You must show your working.

(Total for Question 7 is 3 marks)

Work out 483 / 21.

(Total for Question 8 is 3 marks)

A cinema ticket costs £8. Work out the cost of 15 tickets.

(Total for Question 9 is 2 marks)

A charity raises £372. The money is shared equally between 12 local groups. Work out how much each group receives.

(Total for Question 10 is 2 marks)

Work out 3.6 x 4.

(Total for Question 11 is 2 marks)

Work out 15.6 / 4.

(Total for Question 12 is 2 marks)

Work out 15 + 3 x 4.

(Total for Question 13 is 2 marks)

Work out the answer to each calculation.

(a)-3 x 4(1)

(b)-20 / -5(1)

(Total for Question 14 is 2 marks)

A minibus can carry 15 passengers. 100 people want to go on a trip and every person must travel in a minibus. Work out the number of minibuses needed.

(Total for Question 15 is 2 marks)

Work out the value of each of the following.

(a)5²(1)

(b)2³(1)

(Total for Question 16 is 2 marks)

Use a written method to work out 213 x 6. You must show your working.

(Total for Question 17 is 3 marks)

A recipe for 4 people uses 320 g of rice. Work out how much rice is needed to make the same recipe for 15 people.

(Total for Question 18 is 3 marks)

A shop sells two sizes of a pack of yoghurts. A 6-pack costs £2.10. A 9-pack of the same yoghurts costs £2.97. Work out which pack is better value for money. You must show your working.

(Total for Question 19 is 3 marks)

By rounding each number to 1 significant figure, work out an estimate for (198 x 51) / 49.

(Total for Question 20 is 2 marks)

Mark scheme · 1.2 Multiplication and Division

Question 1

(a) B1 32 cao
(a) Answer: 32
(b) B1 54 cao
(b) Answer: 54
(c) B1 49 cao
(c) Answer: 49

Question 2

(a) B1 9 cao
(a) Answer: 9
(b) B1 7 cao
(b) Answer: 7
(c) B1 8 cao
(c) Answer: 8

Question 3

(a) B1 230 cao
(a) Answer: 230
(b) B1 450 cao
(b) Answer: 450
(c) B1 6000 cao
(c) Answer: 6000

Question 4

(a) B1 56 cao
(a) Answer: 56
(b) B1 45 cao
(b) Answer: 45
(c) B1 8 cao
(c) Answer: 8

Question 5

M1 valid method, e.g. 30 x 6 (= 180) and 4 x 6 (= 24) seen, or equivalent complete method
A1 204 cao
Answer: 204

Question 6

M1 valid method, e.g. 4 x 20 (= 80) and 4 x 4 (= 16) seen, or equivalent complete method
A1 24 cao
Answer: 24

Question 7

M1 one correct partial product, e.g. 47 x 20 (= 940) or 47 x 3 (= 141)
M1 complete correct method with both partial products found and added, ft their partial products
A1 1081 cao
Answer: 1081

Question 8

M1 valid first step, e.g. 21 x 20 (= 420) seen
M1 483 - 420 (= 63) and 63 / 21 (= 3) seen, or equivalent complete method
A1 23 cao
Answer: 23

Question 9

M1 8 x 15 or equivalent complete method
A1 £120 cao
Answer: £120

Question 10

M1 372 / 12 or equivalent complete method
A1 £31 cao
Answer: £31

Question 11

M1 36 x 4 (= 144) seen, or equivalent complete method
A1 14.4 cao
Answer: 14.4

Question 12

M1 156 / 4 (= 39) seen, or equivalent complete method
A1 3.9 cao
Answer: 3.9

Question 13

M1 3 x 4 (= 12) evaluated first
A1 27 cao
Answer: 27

Question 14

(a) B1 -12 cao
(a) Answer: -12
(b) B1 4 cao
(b) Answer: 4

Question 15

M1 100 / 15 (= 6.67 or 6 remainder 10) seen
A1 7 cao, with rounding up justified (6 minibuses only carry 90 people)
Answer: 7 minibuses

Question 16

(a) B1 25 cao
(a) Answer: 25
(b) B1 8 cao
(b) Answer: 8

Question 17

M1 correct partition, e.g. 200 x 6 (= 1200) seen
M1 10 x 6 (= 60) and 3 x 6 (= 18) seen, or equivalent complete method, ft their partition
A1 1278 cao
Answer: 1278

Question 18

M1 320 / 4 (= 80) to find the amount for one person
M1 80 x 15, ft their value for one person
A1 1200 g oe (e.g. 1.2 kg) cao
Answer: 1200 g (1.2 kg)

Question 19

M1 210 / 6 (= 35p) or 2.10 / 6 (= £0.35) seen
M1 297 / 9 (= 33p) or 2.97 / 9 (= £0.33) seen
A1 cso: 9-pack is better value, since 33p per yoghurt is less than 35p per yoghurt
Answer: 9-pack is better value (33p per yoghurt vs 35p per yoghurt)

Question 20

M1 correct rounding to 1 significant figure: 200, 50 and 50 (all three), or equivalent complete method
A1 200 cao
Answer: 200

Multiplication and Division - Worksheets, Questions and Revision