# Use formal written methods for short multiplication including multiplying decimals

## Lesson details

### Key learning points

1. In this lesson, we will apply short and long multiplication skills to calculations involving decimals.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
Which of the numbers below is not prime?
37
47
67
Q2.
What is 0.075 ÷ 10?
0.75
7.5
Q3.
If I buy 10 cupcakes that cost 75p each, how much change will I get from a £20 note?
£13.50
£7.50
Q4.
I save £35 a month to buy a bike, how much will I have saved after 20 months?
£350
£3500
Q5.
Which of the numbers below is not a factor of 27?
1
3
9

## Exit quiz

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### 6 Questions

Q1.
What is 42.4 x 2?
84
85
Q2.
What is 23.6 x 3?
69
70.2
Q3.
What is 37.9 x 4?
148
1516
Q4.
What is 26.1 x 4?
104
1044
Q5.
What is 20.5 x 3?
60