Add 12/80 and 9/7
1st number: 12/80, 2nd number: 1 2/7
12/80 + 9/7 is 201/140.
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,
12/80 = 12 × 7/80 × 7 = 84/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
9/7 = 9 × 80/7 × 80 = 720/560 - Add the two like fractions:
84/560 + 720/560 = 84 + 720/560 = 804/560 - 804/560 simplified gives 201/140
- So, 12/80 + 9/7 = 201/140
In mixed form: 161/140
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