Add 18/30 and 48/70
18/30 + 48/70 is 9/7.
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,
48/70 = 48 × 3/70 × 3 = 144/210 - Add the two like fractions:
126/210 + 144/210 = 126 + 144/210 = 270/210 - 270/210 simplified gives 9/7
- So, 18/30 + 48/70 = 9/7
In mixed form: 12/7
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