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प्रश्न
Simplify : `7 2/7 - 3 4/21`
उत्तर
`7 2/7 - 3 4/21 = (7 - 3) + 2/7 - 4/21`
= `4 + 6/21 - 4/21`
= `4 + (6 - 4)/21`
= `4 + 2/21`
= `4 2/21`
`7 2/7 - 3 4/21 = 4 2/21`
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