Add 18/30 and 12/56
18/30 + 12/56 is 57/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
18/30 = 18 × 28/30 × 28 = 504/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
12/56 = 12 × 15/56 × 15 = 180/840 - Add the two like fractions:
504/840 + 180/840 = 504 + 180/840 = 684/840 - 684/840 simplified gives 57/70
- So, 18/30 + 12/56 = 57/70
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