Add 98/30 and 21/63
1st number: 3 8/30, 2nd number: 21/63
98/30 + 21/63 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
98/30 = 98 × 21/30 × 21 = 2058/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
21/63 = 21 × 10/63 × 10 = 210/630 - Add the two like fractions:
2058/630 + 210/630 = 2058 + 210/630 = 2268/630 - 2268/630 simplified gives 18/5
- So, 98/30 + 21/63 = 18/5
In mixed form: 33/5
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