Ella wants to estimate the product (3.6)(7.8). Which expression shows each factor rounded to the nearest whole number?
(3)(7)
(4)(8)
(3)(8)
(4)(7)

Respuesta :

The answer is the second one. 3.6 would round up to 4 and 7.8 would round up to 8. Giving you (4)(8).

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