Add 1/54 and 20/70
1/54 + 20/70 is 115/378.
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,
1/54 = 1 × 35/54 × 35 = 35/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
20/70 = 20 × 27/70 × 27 = 540/1890 - Add the two like fractions:
35/1890 + 540/1890 = 35 + 540/1890 = 575/1890 - 575/1890 simplified gives 115/378
- So, 1/54 + 20/70 = 115/378
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