Question

estimate by rounding to nearest 10 ) 2506+312+4271
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Answer 1

Step-by-step explanation:

2506 estimated to nearest 10 = 2510

312 estimated to nearest 10 = 310

4271 estimated to nearest 10 =4270

Now,

2510+310+4270

= 7090

hope it helps youu

Answer 2

solution:-

=> 2506+312+4271

=> (2510-4) + (320-8)+(4270+1)

=> (2510+320+4270) + (-4 - 8 + 1 )

=> (2830+4270) + (-12 + 1 )

=> 7100 - 11

=> 7089

i hope it helps you