How many are the children on the both floors?

[children]

There are 80 children on the first floor of a school. There are 50 children less on the second floor of the school. How many are the children on the both floors?

[Guest]

80 on 2nd floor
50 less on first floor i.e. 80-50=30
so total students on both floor=80+30=110

so the answer is 110



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