Math, asked by kamalkumar4907, 9 months ago

15 + 4 + 1=(15+4)+1​

Answers

Answered by Siddhi1137
1

Answer:

15+4+1 = (15+4)+1

20 =(19)+1

20 = 20

therefore,

15 + 4 + 1=(15+4)+1.

hope it helps !!

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