Add 20/30 and 28/56
20/30 + 28/56 is 7/6.
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,
28/56 = 28 × 15/56 × 15 = 420/840 - Add the two like fractions:
560/840 + 420/840 = 560 + 420/840 = 980/840 - 980/840 simplified gives 7/6
- So, 20/30 + 28/56 = 7/6
In mixed form: 11/6
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