Add 18/70 and 20/7
1st number: 18/70, 2nd number: 2 6/7
18/70 + 20/7 is 109/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
20/7 = 20 × 10/7 × 10 = 200/70 - Add the two like fractions:
18/70 + 200/70 = 18 + 200/70 = 218/70 - 218/70 simplified gives 109/35
- So, 18/70 + 20/7 = 109/35
In mixed form: 34/35
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