3 years ago

Estimating a decimal sum or difference Estimate 77.29 +69.344 by first rounding each number to the nearest whole number.

Mathematics

2 answers:

mario62 [17]3 years ago

5 0

Answer:

146

Step-by-step explanation:

77.29 is rounded to 77 because its tenths place is less than 0.5

Then, 69.344 is also rounded to 69 because its tenths place is less than 0.5.

Last, 77+69=146

SVEN [57.7K]3 years ago

3 0

Answer:146.000

Step-by-step explanation:

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Estimating a decimal sum or difference Estimate 77.29 +69.344 by first rounding each number to the nearest whole number. ​

Estimating a decimal sum or difference Estimate 77.29 +69.344 by first rounding each number to the nearest whole number.