Add 18/54 and 54/70
18/54 + 54/70 is 116/105.
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,
54/70 = 54 × 27/70 × 27 = 1458/1890 - Add the two like fractions:
630/1890 + 1458/1890 = 630 + 1458/1890 = 2088/1890 - 2088/1890 simplified gives 116/105
- So, 18/54 + 54/70 = 116/105
In mixed form: 111/105
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