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Lesson details
Key learning points
- In this lesson, we will add and subtract decimals using our known facts to help us.
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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5 Questions
Q1.
True or false, when we multiply by 10, we add a 0?
True
Q2.
0.036 x 10 =
0.036
3.6
36
Q3.
"If I divide 6.23 by 100, the answer will be less than 1"
False
Q4.
The relationship between 0.15 and 150 is...
Multiply and divide by 10
Multiply and divide by 100
Q5.
2.5 x _____ = 250
10
1000
5 Questions
Q1.
Which known fact will help me answer 30 + 40 and 0.03 + 0.04?
13 + 4 = 17
3 x 4 = 12
4 - 3 = 1
Q2.
0.6 + 0.3 = ____
0.009
0.09
9
Q3.
If I know 4 + 5 = 9, then I know... (pick two)
0.4 + 0.09 =
0.5 x 0.4 =
Q4.
If I know 15 + 4 = 19, then I know... (pick two)
0.04 + 0.015 =
0.15 + 0.4 =
Q5.
What is 0.06 - 0.02?
0.004
0.4
4