# Problem-solving with decimals in context

## Lesson details

### Key learning points

1. In this lesson, we will solve problems with decimals through bar models in a variety of real life contexts, converting units of measurement where appropriate.

### 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.
Multiplying by four is the same as....
Doubling
Correct answer: Doubling and doubling again
Doubling, doubling again and then doubling again
Q2.
1.15 x 8 =
2.3
4.6
Q3.
At the supermarket it costs £1.99 for one pack of berries. Which equation could I use to find out how much 6 packets were?
1 x 6
1.99 x 2 (double) and then the answer x 2 (double)
Q4.
6.01 x 3
17.97
18
Q5.
60.02 x 8 =
120.04
240.08

## Exit quiz

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### 5 Questions

Q1.
To visit his grandmother, Leon takes a train 6.37 km and a car 5.45 km. How many kilometres is his journey in total?
11.72 km
12.82 km
Q2.
Micah's sports car can travel at 196.7 mph. How far can he travel in 3 hours?
488.1 mph
587.2 mph
Q3.
The temperature in the classroom was 21.8 °C. Sofia left the door open and the temperature dropped by 3.7 °C. What was the temperature now?
22.1°C
25.5°C
Q4.
Sarah was 88.49 cm tall when she was 3 years old. By the time she was 18, Sarah had grown a further 83.91 cm. How tall was she when she was 18?
163.4cm