Add 1/7 and 18/70
1/7 + 18/70 is 2/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
1/7 = 1 × 10/7 × 10 = 10/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70 - Add the two like fractions:
10/70 + 18/70 = 10 + 18/70 = 28/70 - 28/70 simplified gives 2/5
- So, 1/7 + 18/70 = 2/5
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