Add 8/54 and 20/70
8/54 + 20/70 is 82/189.
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,
8/54 = 8 × 35/54 × 35 = 280/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
20/70 = 20 × 27/70 × 27 = 540/1890 - Add the two like fractions:
280/1890 + 540/1890 = 280 + 540/1890 = 820/1890 - 820/1890 simplified gives 82/189
- So, 8/54 + 20/70 = 82/189
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