Add 7/63 and 90/30
1st number: 7/63, 2nd number: 3 0/30
7/63 + 90/30 is 28/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
7/63 = 7 × 10/63 × 10 = 70/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
90/30 = 90 × 21/30 × 21 = 1890/630 - Add the two like fractions:
70/630 + 1890/630 = 70 + 1890/630 = 1960/630 - 1960/630 simplified gives 28/9
- So, 7/63 + 90/30 = 28/9
In mixed form: 31/9
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