Question

LaVonne estimated 38% of 63 by rounding 38% up to 40%, rounding 63 up to 70, and then multiplying 70 by 0.4 to get 28. Is her estimate reasonable?

Answer 1

No, because she should have rounded 63 down to 60.

Explanation:

63 is not closer to 70, so it should be rounded down to 60.