Add 18/54 and 9/70
18/54 + 9/70 is 97/210.
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,
18/54 = 18 × 35/54 × 35 = 630/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
9/70 = 9 × 27/70 × 27 = 243/1890 - Add the two like fractions:
630/1890 + 243/1890 = 630 + 243/1890 = 873/1890 - 873/1890 simplified gives 97/210
- So, 18/54 + 9/70 = 97/210
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