Add 15/35 and 56/80
15/35 + 56/80 is 79/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 35 × 16 = 560,
15/35 = 15 × 16/35 × 16 = 240/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
56/80 = 56 × 7/80 × 7 = 392/560 - Add the two like fractions:
240/560 + 392/560 = 240 + 392/560 = 632/560 - 632/560 simplified gives 79/70
- So, 15/35 + 56/80 = 79/70
In mixed form: 19/70
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