nadanassif1997 nadanassif1997

12-03-2020
Mathematics

contestada

Please answer the problem

Please answer the problem class=

Respuesta :

dannielle dannielle

12-03-2020

Answer:

The second works better because:

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

Step-by-step explanation:

Answer Link

PollyP52 PollyP52

12-03-2020

Answer:

Mental math works better.

Step-by-step explanation:

Mental math.

Counting on the number line is more open to error.

Answer Link

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