Add 12/28 and 80/7
1st number: 12/28, 2nd number: 11 3/7
12/28 + 80/7 is 83/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
12/28 = 12 × 1/28 × 1 = 12/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
80/7 = 80 × 4/7 × 4 = 320/28 - Add the two like fractions:
12/28 + 320/28 = 12 + 320/28 = 332/28 - 332/28 simplified gives 83/7
- So, 12/28 + 80/7 = 83/7
In mixed form: 116/7
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