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Brian says that 4×2/5=2/5+2/5+2/5. Describe and correct his error.

Brian says that 4×2/5=2/5+2/5+2/5. Describe and correct his error.
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1 vote
Brian says that 4×2/5=2/5+2/5+2/5. Describe and correct his error.

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User One Lyner
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2 Answers

1 vote
He did 4 and 2/5 multiples by 3 instead it should be 2/5x4
answered
User Sander Van Der Zeeuw
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8.4k points
5 votes
he is missing a 2/5. if he is multiplying it by 4 then when he is adding he need to add four of them together.

4x2/5= 1 and 3/5
2/5+2/5+2/5+2/5= 1 and 1/5
when he adds one more 2/5 he get 1 and 3/5

hope that helped!
answered
User Thiago Ganzarolli
by
8.1k points
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