Add 90/75 and 4/63
1st number: 1 15/75, 2nd number: 4/63
90/75 + 4/63 is 398/315.
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,
90/75 = 90 × 21/75 × 21 = 1890/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
4/63 = 4 × 25/63 × 25 = 100/1575 - Add the two like fractions:
1890/1575 + 100/1575 = 1890 + 100/1575 = 1990/1575 - 1990/1575 simplified gives 398/315
- So, 90/75 + 4/63 = 398/315
In mixed form: 183/315
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