Add 18/70 and 12/54
18/70 + 12/54 is 151/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
18/70 = 18 × 27/70 × 27 = 486/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
12/54 = 12 × 35/54 × 35 = 420/1890 - Add the two like fractions:
486/1890 + 420/1890 = 486 + 420/1890 = 906/1890 - 906/1890 simplified gives 151/315
- So, 18/70 + 12/54 = 151/315
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