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人気のある Word Problems >

Find three consecutive numbers whose sum is 441.

解

F in d t h ree co n sec u t i v e n u mb ers w h ose s u m i s 441.

解

The numbers : 146, 147, 148

解答ステップ

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 + x + 2 = 441

解く

x + x + 1 + x + 2 = 441 : x = 146

x + 1 = 146 + 1 = 147

x + 2 = 146 + 2 = 148

The numbers : 146, 147, 148

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