Please answer in question- determine the sum using suitable rearrangme – InterviewSolution

1.

Please answer in question- determine the sum using suitable rearrangment .

Answer»

Answer:

Step-by-step explanation:

(a) 99 + 98 + 97 + 96 + 9 + 3 +2 + 1 = 405

(b) 48 + 47 + 46 + 45 + 5 + 4 + 3 + 2 = 200

(c) 1983 + 647 + 353 + 217 = 3200

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