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Question
Simplify: `9/12 xx 4/7`
Sum
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Solution
`9/12 xx 4/7`
`= (9 xx 4)/(12 xx 7) = 36/84`
`= (36 div 12)/(84 div 12) = 3/7` (HCF of 36 and 84 = 12)
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