Add 18/70 and 72/30
1st number: 18/70, 2nd number: 2 12/30
18/70 + 72/30 is 93/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
18/70 = 18 × 3/70 × 3 = 54/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
72/30 = 72 × 7/30 × 7 = 504/210 - Add the two like fractions:
54/210 + 504/210 = 54 + 504/210 = 558/210 - 558/210 simplified gives 93/35
- So, 18/70 + 72/30 = 93/35
In mixed form: 223/35
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