Add 18/63 and 70/28
1st number: 18/63, 2nd number: 2 14/28
18/63 + 70/28 is 39/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
18/63 = 18 × 4/63 × 4 = 72/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
70/28 = 70 × 9/28 × 9 = 630/252 - Add the two like fractions:
72/252 + 630/252 = 72 + 630/252 = 702/252 - 702/252 simplified gives 39/14
- So, 18/63 + 70/28 = 39/14
In mixed form: 211/14
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