Add 54/70 and 18/35
54/70 + 18/35 is 9/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
54/70 = 54 × 1/70 × 1 = 54/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
18/35 = 18 × 2/35 × 2 = 36/70 - Add the two like fractions:
54/70 + 36/70 = 54 + 36/70 = 90/70 - 90/70 simplified gives 9/7
- So, 54/70 + 18/35 = 9/7
In mixed form: 12/7
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