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ObeyKat246802 ObeyKat246802
  • 12-03-2014
  • Mathematics
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Andre says that 5 3/4 + 2 1/2 =7 1/2 because 7 4/8 = 8 1/2. Identify his mistake. Draw a picture to prove that he is wrong.

Andre says that 5 3/4 + 2 1/2 =7 1/2 because 7 4/8 = 8 1/2. Identify his mistake. Draw a picture to prove that he is wrong. class=

Verified Answer :

Anonymous Anonymous
  • 15-03-2014

\(5\frac{3}{4}+2\frac{1}{2}=5\frac{3}{4}+2\frac{2}{4}=7\frac{5}{4}=8\frac{1}{4}\\\\mistake:\\\\5\frac{3}{4}+2\frac{1}{2}=5\frac{3}{4}+2\frac{1}{4}=5+2+\frac{3+1}{4+4}=7\frac{4}{8}=7\frac{1}{2}\)

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