Add 18/75 and 70/63
1st number: 18/75, 2nd number: 1 7/63
18/75 + 70/63 is 304/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 75 × 21 = 1575,
18/75 = 18 × 21/75 × 21 = 378/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
70/63 = 70 × 25/63 × 25 = 1750/1575 - Add the two like fractions:
378/1575 + 1750/1575 = 378 + 1750/1575 = 2128/1575 - 2128/1575 simplified gives 304/225
- So, 18/75 + 70/63 = 304/225
In mixed form: 179/225
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