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प्रश्न
Evaluate: `3 5/12 - 1 2/3`
योग
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उत्तर
`3 5/12 - 1 2/3`
`= (12 xx 3 + 5)/12 - (3 xx 1 + 2)/3`
`= 41/12 - 5/3` (∵ L.C.M. of 12, 3 = 12)
`= (41 xx 1)/(12 xx 1) - (5 xx 4)/(3 xx 4)`
`= 41/12 - 20/12`
`= (41 - 20)/12 = 21/12 = 7/4 = 1 3/4`
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