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04-02-2017
Mathematics

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How do u do number 28

How do u do number 28 class=

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Аноним Аноним

04-02-2017

first work out the part in the parentheses
1 1/6 * 3
= 7/6 * 3 = 21/6 = 7/2

convert 4 1/5 to an improper fraction; that is 21/5

so we have 21/5 / 7/2 = 21/ 5 * 2/7 = 21 * 2 3*2
------- = ----
5 * 7 5

= 6/5 or 1 1/5

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