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Question
Subtract `1 1/4` from `6 1/2`.
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Solution
The L.C.M. of 4 and 2 = 4
| 2 | 2, 4 |
| 2 | 1, 2 |
| 1, 1 |
Now, `6 1/2 - 1 1/4 = 13/2 - 5/4`
= `(13 xx 2)/(2 xx 2) - 5/4`
= `26/4 - 5/4`
= `(26 - 5)/4`
= `21/4`
= `5 1/4`
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