Add 54/56 and 7/30
54/56 + 7/30 is 503/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 30 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
54/56 = 54 × 15/56 × 15 = 810/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
7/30 = 7 × 28/30 × 28 = 196/840 - Add the two like fractions:
810/840 + 196/840 = 810 + 196/840 = 1006/840 - 1006/840 simplified gives 503/420
- So, 54/56 + 7/30 = 503/420
In mixed form: 183/420
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