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dsp73
2 years ago
6

Please answer the problem

Mathematics
2 answers:
Damm [24]2 years ago
8 0

Answer:

The second works better because:

577-479= 577-(477+2)= 577-477-2=100-2=98

Step-by-step explanation:

kirill115 [55]2 years ago
5 0

Answer:

Mental math works better.

Step-by-step explanation:

Mental math.

Counting on the number line is more open to error.

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