Add 18/56 and 12/70
18/56 + 12/70 is 69/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
18/56 = 18 × 5/56 × 5 = 90/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
12/70 = 12 × 4/70 × 4 = 48/280 - Add the two like fractions:
90/280 + 48/280 = 90 + 48/280 = 138/280 - 138/280 simplified gives 69/140
- So, 18/56 + 12/70 = 69/140
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