Add 42/27 and 63/8
1st number: 1 15/27, 2nd number: 7 7/8
42/27 + 63/8 is 679/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
42/27 = 42 × 8/27 × 8 = 336/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
63/8 = 63 × 27/8 × 27 = 1701/216 - Add the two like fractions:
336/216 + 1701/216 = 336 + 1701/216 = 2037/216 - 2037/216 simplified gives 679/72
- So, 42/27 + 63/8 = 679/72
In mixed form: 931/72
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