Add 54/56 and 1/30
54/56 + 1/30 is 419/420.
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,
1/30 = 1 × 28/30 × 28 = 28/840 - Add the two like fractions:
810/840 + 28/840 = 810 + 28/840 = 838/840 - 838/840 simplified gives 419/420
- So, 54/56 + 1/30 = 419/420
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