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SQA National 5 Maths Formatting answers

Formatting answers

This page covers the following topics:

1. Rounding

When rounding to the nearest 10, 100 etc or to a specific number of decimal places/significant figures, if the digit after the cutβˆ’off point is 5 or above, round up βˆ’ if it’s under 5, round down.

Rounding

1

Round 2.578 to two decimal places.

Round 2.578 to two decimal places.

2

Round 0.005708 to three significant figures.

Round 0.005708 to three significant figures.

3

Round 12,563 to two significant figures.

Round 12,563 to two significant figures.

4

Round 6.453 to two decimal places.

Round 6.453 to two decimal places.

5

An classroom seats 32 pupils. On a given day only 13 pupils are present, calculate the part of seats that are filled as a percentage. Give your answer to the nearest whole number.

An classroom seats 32 pupils. On a given day only 13 pupils are present, calculate the part of seats that are filled as a percentage. Give your answer to the nearest whole number.

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