bewellplus.gsu.edu
Ronbo Ronbo
  • 27-08-2014
  • Mathematics
Answered

Xiao's teacher asked him to rewrite the sum 60+90 as the product of the GCF of the two numbers and a sum. Xiao wrote 3(20+30). What mistake did Xiao make? How should he have written the sum?

Verified Answer :

Anonymous Anonymous
  • 28-08-2014

\(The\ mistake:GCF(60;\ 90)\ isn't\ 3\ just\ 30.\\\\Correct\ answer:60+90=30(2+3)\)

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