BIDMAS - Worksheets, Questions and Revision

21 original exam-style questions - 4 pages of questions with a full mark scheme - free printable PDF.

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1.10 BIDMAS

EDEXCEL 1MA1 · Calculator allowed · about 50 minutes
Total Marks
Name: _______________________________    Date: ____ / ____ / ______
Answer ALL questions. Show all your working.
1
Work out 5 + 2 x 3
(Total for Question 1 is 1 mark)
2
Work out 20 - 4 x 3
(Total for Question 2 is 1 mark)
3
Work out (6 + 4) x 3
(Total for Question 3 is 1 mark)
4
Work out 32 + 4
(Total for Question 4 is 1 mark)
5
Circle the correct value of 6 + 2 x 5
  • A) 40
  • B) 16
  • C) 60
  • D) 22
(Total for Question 5 is 1 mark)
6
Work out 6 x (5 - 2)
(Total for Question 6 is 1 mark)
7
Work out (8 + 12) / 4
(Total for Question 7 is 1 mark)
8
Insert one pair of brackets into 2 + 3 x 4 to make the calculation equal to 20.
(Total for Question 8 is 1 mark)
9
Work out 42 - 3 x 2
(Total for Question 9 is 2 marks)
10
Priya buys 3 pens costing 45p each and one notebook costing 1.20 pounds. Work out the total cost of Priya's shopping.
(Total for Question 10 is 2 marks)
11
Work out 10 - (3 + 2) x 2
(Total for Question 11 is 2 marks)
12
Amara types 6 + 4 x 2 into her calculator and gets an answer of 20.
(a)Explain the mistake Amara has made.(1)
(b)Work out the correct answer to 6 + 4 x 2(2)
(Total for Question 12 is 3 marks)
13
Work out 3 x 23
(Total for Question 13 is 2 marks)
14
Work out (7 - 2) x (9 - 6)
(Total for Question 14 is 2 marks)
15
Work out 50 / (2 + 3) - 4
(Total for Question 15 is 2 marks)
16
Work out 2 x 32 - (4 + 1)
(Total for Question 16 is 3 marks)
17
Work out (5 + 3)2 / 4 x 2
(Total for Question 17 is 3 marks)
18
Work out 100 - 2 x (15 - 42)
(Total for Question 18 is 3 marks)
19
Insert one pair of brackets into 3 + 5 x 2 - 1 to make the calculation equal to 15.
(Total for Question 19 is 2 marks)
20
A gym charges a joining fee of 15 pounds plus 8 pounds for every month of membership.
(a)Write an expression for the total cost, in pounds, of n months of membership.(1)
(b)Use your expression to work out the total cost of 6 months of membership.(2)
(Total for Question 20 is 3 marks)
21
Show that 2 + 3 x (7 - 4)2 - 5 = 24
(Total for Question 21 is 3 marks)
Mark scheme · 1.10 BIDMAS

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

Question 14

Question 15

Question 16

Question 17

Question 18

Question 19

Question 20

Question 21