Add 18/30 and 75/70
1st number: 18/30, 2nd number: 1 5/70
18/30 + 75/70 is 117/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
18/30 = 18 × 7/30 × 7 = 126/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
75/70 = 75 × 3/70 × 3 = 225/210 - Add the two like fractions:
126/210 + 225/210 = 126 + 225/210 = 351/210 - 351/210 simplified gives 117/70
- So, 18/30 + 75/70 = 117/70
In mixed form: 147/70
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