Add 30/80 and 84/56
1st number: 30/80, 2nd number: 1 28/56
30/80 + 84/56 is 15/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 56 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
30/80 = 30 × 7/80 × 7 = 210/560 - Likewise, for the 2nd fraction, since 56 × 10 = 560,
84/56 = 84 × 10/56 × 10 = 840/560 - Add the two like fractions:
210/560 + 840/560 = 210 + 840/560 = 1050/560 - 1050/560 simplified gives 15/8
- So, 30/80 + 84/56 = 15/8
In mixed form: 17/8
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