Add 56/80 and 5/7
56/80 + 5/7 is 99/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 7 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
56/80 = 56 × 7/80 × 7 = 392/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
5/7 = 5 × 80/7 × 80 = 400/560 - Add the two like fractions:
392/560 + 400/560 = 392 + 400/560 = 792/560 - 792/560 simplified gives 99/70
- So, 56/80 + 5/7 = 99/70
In mixed form: 129/70
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