Add 20/30 and 18/56
20/30 + 18/56 is 83/84.
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,
20/30 = 20 × 28/30 × 28 = 560/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
18/56 = 18 × 15/56 × 15 = 270/840 - Add the two like fractions:
560/840 + 270/840 = 560 + 270/840 = 830/840 - 830/840 simplified gives 83/84
- So, 20/30 + 18/56 = 83/84
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