4MA1/2F Nov 2021, Question 2: Ordering Values
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 4 marks
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The question, in short
Four short number tasks: order five decimals, state the value of a digit, round a decimal to 2 decimal places, and convert a decimal to a percentage.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Part (a) · 1 mark
Arrange 2.12, 2.19, 2.07, 2.1 and 2.001 from smallest to largest.
- 1Compare the decimal numbers digit by digit from left to right.
- 22.001 has smallest thousandths digit among those with same units and tenths.
- 32.07 is next as it is less than 2.1 but greater than 2.001.
- 42.1 is equivalent to 2.10, which is less than 2.12.
- 52.12 is less than 2.19.
- 6Final order: 2.001, 2.07, 2.1, 2.12, 2.19
Answer2.001, 2.07, 2.1, 2.12, 2.19
Part (b) · 1 mark
State the value of the digit 6 in 54.623.
- 1In 54.623, the digit 6 is in the tenths place.
- 2This means its value is 6 tenths
Answer6 tenths or 0.6
Part (c) · 1 mark
Round 3.4896 to 2 decimal places.
- 1Look at the third decimal place of 3.4896, which is 9.
- 2Since 9 ≥ 5, round up the second decimal place from 8 to 9.
- 33.4896 rounded to 2 decimal places is 3.49
Answer3.49
Part (d) · 1 mark
Express 0.6 as a percentage.
- 1To convert 0.6 to a percentage, multiply by 100.
- 20.6 × 100 = 60
- 3So 0.6 as a percentage is 60
Answer60
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