help Me please please
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396÷42
Estimation to nearest tens
396----> 400
42------>40
so now will solve 400÷40 mentally
and the estimated ans is 10
similarly the other one
413--> 410
59-->60
410÷60 estimated to 7
Estimation to nearest tens
396----> 400
42------>40
so now will solve 400÷40 mentally
and the estimated ans is 10
similarly the other one
413--> 410
59-->60
410÷60 estimated to 7
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