Add 60/80 and 9/7
1st number: 60/80, 2nd number: 1 2/7
60/80 + 9/7 is 57/28.
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,
60/80 = 60 × 7/80 × 7 = 420/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
9/7 = 9 × 80/7 × 80 = 720/560 - Add the two like fractions:
420/560 + 720/560 = 420 + 720/560 = 1140/560 - 1140/560 simplified gives 57/28
- So, 60/80 + 9/7 = 57/28
In mixed form: 21/28
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