Add 15/70 and 18/3
1st number: 15/70, 2nd number: 6 0/3
15/70 + 18/3 is 87/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
15/70 = 15 × 3/70 × 3 = 45/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
18/3 = 18 × 70/3 × 70 = 1260/210 - Add the two like fractions:
45/210 + 1260/210 = 45 + 1260/210 = 1305/210 - 1305/210 simplified gives 87/14
- So, 15/70 + 18/3 = 87/14
In mixed form: 63/14
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