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Question
Add the fractions `3/8` and `6 3/4`.
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Solution
L.C.M. of 8 and 4 is 2 × 2 × 2 = 8
| 2 | 8, 4 |
| 2 | 4, 2 |
| 2 | 2, 1 |
| 1, 1 |
Now, `3/8 + 6 3/4 = 3/8 + 27/4`
= `3/8 + (27 xx 2)/(4 xx 2)`
= `3/8 + 54/8`
= `(3 + 54)/8`
= `57/8`
= `7 1/8`
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