Add 12/56 and 84/40
1st number: 12/56, 2nd number: 2 4/40
12/56 + 84/40 is 81/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
12/56 = 12 × 5/56 × 5 = 60/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
84/40 = 84 × 7/40 × 7 = 588/280 - Add the two like fractions:
60/280 + 588/280 = 60 + 588/280 = 648/280 - 648/280 simplified gives 81/35
- So, 12/56 + 84/40 = 81/35
In mixed form: 211/35
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