Add 5/54 and 45/70
5/54 + 45/70 is 139/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
5/54 = 5 × 35/54 × 35 = 175/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
45/70 = 45 × 27/70 × 27 = 1215/1890 - Add the two like fractions:
175/1890 + 1215/1890 = 175 + 1215/1890 = 1390/1890 - 1390/1890 simplified gives 139/189
- So, 5/54 + 45/70 = 139/189
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