Add 7/80 and 8/7
1st number: 7/80, 2nd number: 1 1/7
7/80 + 8/7 is 689/560.
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,
7/80 = 7 × 7/80 × 7 = 49/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
8/7 = 8 × 80/7 × 80 = 640/560 - Add the two like fractions:
49/560 + 640/560 = 49 + 640/560 = 689/560 - So, 7/80 + 8/7 = 689/560
In mixed form: 1129/560
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