Question

what is the estimated sum of the first multiples of 7 when each multiple is rounded off to the nearest ten​

Answer 1

Answer:

200

Step-by-step explanation:

Multiples of 7 :-

  7 , 14 , 21 , 28 , 35 , 42 , 49

Roundoff the multiples :-

  10 , 10 , 20 , 30 , 40 , 40 , 50

Sum of multiples:-

  10 + 10 + 20 + 30 + 40 + 40 + 50 = 200

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