1.3k views
17 votes
Estimate the product of 78 x 42 = ________. Select the equation that correctly represents how to round each factor.

User GreatHam
by
6.8k points

1 Answer

6 votes

Answer:

78=80

42=40

40 x 80= 3200

Explanation:

anything above 5 rounds up and anything below 5 rounds down

78 is above 75 so its 80

42 is below 45 so its 40

User Fuyushimoya
by
6.5k points
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