Using known multiplication facts-
How to re-use known multiplication facts
When multiplying larger numbers you can often use allready known facts about,muliplying.
First you split the 15 so you have an easier calculation by using the facts you allready know about multiplying by 10, all you have to do then
So your rewritten calculation should look like this.
36 x 10 = 360
Now you are ready to add your two answers together to get your final answer.
If you are struggling with these numbers you can practice multiplying by 10 and then practice dividing by 2.
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