Add 28/56 and 84/80
1st number: 28/56, 2nd number: 1 4/80
28/56 + 84/80 is 31/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 56 × 10 = 560,
28/56 = 28 × 10/56 × 10 = 280/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
84/80 = 84 × 7/80 × 7 = 588/560 - Add the two like fractions:
280/560 + 588/560 = 280 + 588/560 = 868/560 - 868/560 simplified gives 31/20
- So, 28/56 + 84/80 = 31/20
In mixed form: 111/20
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Related: 84/56+84/80