Lesson L1-15
L1-15 Estimate answers to calculations using fractions and decimals Quiz: Pearson Edexcel Functional Skills Maths, Unit 1
20 questions
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Lesson L1-15, Estimate answers to calculations using fractions and decimals: 20 multiple choice questions for the Pearson Edexcel Functional Skills Maths (Functional Skills Mathematics L1/L2), Unit 1: Level 1 content, written with Revision Ninja.
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The 20 questions
-
Estimate 5.8 × 4.1 by rounding each number to the nearest whole number.
- 30
- 16
- 20
- 24
-
Estimate 3/4 of 39.
- 30
- 20
- 40
- 60
-
Estimate 19.6 ÷ 4.9.
- 4
- 0.4
- 40
- 10
-
Estimate 0.49 × 61.
- 30
- 300
- 3
- 60
-
Estimate 7/8 of 79.
- 80
- 70
- 60
- 40
-
Estimate 2.9 + 5.2 + 7.8.
- 16
- 15
- 14
- 17
-
Estimate 4 1/2 × 9.6.
- 50
- 30
- 45
- 40
-
What is the best technique for estimating the answer to a complex calculation?
- multiplying by zero
- ignoring decimals
- rounding numbers
- exact calculation
-
Four items cost £2.95 each. Which is the best estimate of the total?
- £10
- £11
- £14
- £12
-
Estimate 1/4 of 19.8.
- 6
- 4
- 5
- 10
-
Estimate 2/3 of 58.5.
- 45
- 40
- 20
- 35
-
Estimate 0.19 × 39.8.
- 4
- 80
- 8
- 0.8
-
Estimate the cost of 3.9 kg at £9.80 per kg.
- £40
- £30
- £50
- £35
-
Estimate 2 5/8 × 3.9.
- 8
- 10
- 12
- 15
-
Which is the best estimate for 98.9 ÷ 9.7?
- 1
- 10
- 100
- 20
-
Estimate 5.5 × 2.1.
- 1.1
- 5
- 22
- 11
-
What is the main purpose of estimating a mathematical calculation?
- checking reasonableness
- making harder
- finding exact value
- saving ink
-
Estimate 0.24 × 49.
- about 12
- about 24
- about 120
- about 1.2
-
Estimate the cost of 5 items at £3.95 each.
- £20
- £16
- £25
- £15
-
Estimate (7.8 + 2.3) ÷ 3.1.
- about 0.3
- about 30
- about 3
- about 5
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