Everyday maths 2 (Wales)

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# 1.3 Dealing with decimals

We often deal with decimals in everyday life, for example, calculations involving money.

Try the following (without a calculator) to check your skills. For this activity, you will need to give your answers in full and only round or adjust your answer if required. If you need a reminder about how to carry out any of the calculations, please refer back to Everyday maths 1.

## Activity 5: Calculations with decimals

1. 54.865 + 4.965 + 23.519

2. 6.938 − 5.517

3. 25 + 0.258

4. 54 − 0.65

5. 5.632 × 2.4

6. 1.542 × 1.9

7. 42.4 ÷ 4

8. 39.45 ÷ 1.5

9. 0.48 ÷ 0.025

10. A factory orders 425 gaskets that weigh 2.3 g each. What is the total weight of the gaskets?

11. A dispenser holds 15.5 litres of water. How many full 0.2 litre cups of water can you get from one dispenser?

12. Ahmed and Lea take part in the long jump. Their results are as follows:

• Ahmed 5.501 m

Lea 5.398 m

Who jumped furthest and by how much?

1. 83.349

2. 1.421

3. 25.258

4. 53.35

5. 13.5168

6. 2.9298

7. 10.6

8. 26.3

9. 19.2

10. 977.5 g

11. 77.5 (77 full cups)

12. Ahmed jumped the furthest by 0.103 m

## Summary

In this section you have:

• recapped how to carry out calculations with whole numbers and decimals