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Mathematics for IGCSE & O level - The Four Operations (Section 5)

1
In the expression: 8 / 2 + 3 * 2 - 1. what should be calculated first?
Answer
(A)
8 / 2
2
What is the value of the expression 2 x (3 + 4) + 5?
Answer
(B)
10
3
Which of the following calculations will result in a different answer if the order of operations is not followed?
Answer
B
D
4
What is the value of 2 1/3 - 1/4?
Answer
(B)
2 5/12
5
When simplifying an equation which should be calculated first when there are parentheses and exponents?
Answer
(B)
Parentheses
6
What is the result of 2 1/2 - 1 1/4?
Answer
(B)
1 1/2
7
Solve the equation 1/3 of 1/2
Answer
(A)
1/6
8
Which expression(s) is/are equivalent to 1/4 + 2/8?
Answer
A
D
9
What is the result of 3 1/4 ÷ 1/2?
Answer
(A)
6 1/2
10
When solving 3 + 4 x 2 - 1, what is the result?
Answer
(C)
10
11
If an equation contains parentheses, exponents, division, multiplication, addition and subtraction, which of these should be calculated first?
Answer
(B)
Parentheses
12
Calculate 2 1/5 + 1/3.
Answer
(A)
2 8/15
13
What is the answer to 5 + (10 - 2) / 4?
Answer
(B)
2.5
14
If the expression is 7 - 3 * 2, then what do you calculate first?
Answer
(B)
3 * 2
15
When simplifying the expression: 10 - 4 / 2, which operation must you solve first?
Answer
(C)
Division
16
What is the answer to 5 + 4 * 2 ?
Answer
(C)
10
17
Calculate 21 ÷ 7 - (2+1). What is the answer?
Answer
(A)
0
18
What is the simplified answer to: 27 / 3 + 6 - 2 x 2?
Answer
(C)
8
19
Evaluate the expression: 3 x 2 + 4 / 2
Answer
(A)
10
20
What is the value of 1 1/2 - 3/4?
Answer
(A)
1/4
21
Find the product of 0.6 and 0.7
Answer
(B)
0.42
22
Which of the options correctly calculate 2/5 of 10?
Answer
A
B
C
23
What is the second operation to be performed in the following equation: 2 + (3 * 4) - 1?
Answer
(B)
3 * 4
24
Which operation should be performed first, according to the order of operations? 3 + 4 x 2 - 1
Answer
(C)
Multiplication
25
Find the solution to 2 1/5 + 1/3?
Answer
(A)
2 13/15
26
What is/are equivalent of 1/4 + 2/8?
Answer
A
D
27
What is 1/3 of 1/2?
Answer
(A)
1/6
28
What is the simplified value for the following expression: 20 + 4 - 5 x 2?
Answer
(A)
14
29
Which is equivalent to 2/5 of 10?
Answer
A
B
C
30
What step should be performed first: (10 - 2) * 3 + 5?
Answer
(B)
Subtract 2 from 10
31
In the expression 2 1/2 - 1 1/4, what is the common denominator if you convert the mixed numbers?
Answer
(B)
4
32
Solve: 25.7 ÷ 0.08
Answer
(C)
321.25
33
What is the answer to 884 ÷ 26 using long division?
Answer
(C)
34
34
What is the result of checking the answer to 884 ÷ 26, as shown?
Answer
(A)
24
35
What is the solution to 18 / (2 + 1) * 3?
Answer
(A)
27
36
What is the result of 25.7 divided by 0.08?
Answer
(C)
321.25
37
In the equation 7 - 2 + 4 * 3, what is the final result when applying the correct order of operations?
Answer
(D)
19
38
Solve (6 + 2) * 3?
Answer
(A)
24
39
Which of the following expressions is equivalent to 2/3 + 1/2 - 1/6?
Answer
(A)
1
40
What does PEMDAS/BODMAS stand for?
Answer
(A)
Parentheses, Exponents, Multiplication and Division, Addition and Subtraction
41
Calculate: 7 - 3 * 2
Answer
(B)
1
42
What is the simplified value of 25.7/0.08?
Answer
(C)
321.25
43
In the expression 2^3 + 4 - 1, what operation comes first?
Answer
(C)
Exponentiation
44
What is the result of 2/3 * 5/7?
Answer
(A)
10/21
45
What is the answer to the equation: 20 / 4 + 1?
Answer
(A)
6
46
Which of the following is equal to 1/4 + 2/8?
Answer
A
D
47
If 142 people are going to a bus trip and each bus can carry 54 people, how many buses are needed?
Answer
(C)
4
48
What is the result of the calculation: 6 / 2 + 1 x 3?
Answer
(B)
6
49
What is the correct solution to 4 + 3 × (8 - 2) ÷ 2?
Answer
(A)
13
50
Calculate: 2 + (3 * 4) - 1
Answer
(B)
12