Year 5

Deriving Decimal Multiplication Facts

Year 5

Deriving Decimal Multiplication Facts

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Lesson details

Key learning points

  1. In this lesson, we will derive multiplication facts involving decimal numbers, exploring a range of language structures and models. By the end of this lesson we will be able to use a known fact (e.g. 2 x 6 = 12) to derive a decimal calculation (e.g. 0.2 x 6 =1.2).

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.

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6 Questions

Q1.
Sofia is 134.7cm tall. Her sister is 107.4cm tall. How much taller is Sofia than her sister?
An image in a quiz
Correct answer: 134.7 - 107.4
134.7 + 107.4
134.7 x 107.4
Q2.
How much taller is Sofia than her sister?
14,466.78cm
242.1cm
Correct answer: 27.3cm
Q3.
It is Grandad’s birthday soon and he wants to hire a sports car for his present. A sports car costs £49.50 initial payment then £29.50 per hour. Grandad is bought 4 hour's hire. How much did Grandad’s present cost?
An image in a quiz
49.50 - 29.50
Correct answer: 49.50 + (29.50 x 4)
49.50 + 29.50
Q4.
How much did Grandad's present cost?
Correct answer: £167.50
£20.00
£79.00
Q5.
To visit his grandmother, Zaid takes a train 6.37 km and a car 5.45 km. How many kilometres is his journey in total?
11.72km
Correct answer: 11.82 km
12.82km
Q6.
The temperature in the classroom was 21.8 °C. Claire left the door open and the temperature dropped by 3.7 °C. What was the temperature now?
Correct answer: 18.1°C
22.1°C
25.5°C

8 Questions

Q1.
9 x 7
0.063
0.63
6.3
Correct answer: 63
Q2.
7 x 9
0.063
0.63
6.3
Correct answer: 63
Q3.
7 x 0.9
0.063
0.63
Correct answer: 6.3
63
Q4.
9 x 0.7
0.063
0.63
Correct answer: 6.3
63
Q5.
7 x 0.09
0.063
Correct answer: 0.63
6.3
63
Q6.
9 x 0.07
0.063
Correct answer: 0.63
6.3
63
Q7.
7 x 0.009
Correct answer: 0.063
0.63
6.3
63
Q8.
9 x 0.007
Correct answer: 0.063
0.63
6.3
63