Add 30/9 and 90/63
1st number: 3 3/9, 2nd number: 1 27/63
30/9 + 90/63 is 100/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
30/9 = 30 × 7/9 × 7 = 210/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
90/63 = 90 × 1/63 × 1 = 90/63 - Add the two like fractions:
210/63 + 90/63 = 210 + 90/63 = 300/63 - 300/63 simplified gives 100/21
- So, 30/9 + 90/63 = 100/21
In mixed form: 416/21
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