Add 42/70 and 4/54
42/70 + 4/54 is 91/135.
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,
42/70 = 42 × 27/70 × 27 = 1134/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
4/54 = 4 × 35/54 × 35 = 140/1890 - Add the two like fractions:
1134/1890 + 140/1890 = 1134 + 140/1890 = 1274/1890 - 1274/1890 simplified gives 91/135
- So, 42/70 + 4/54 = 91/135
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