Add 21/6 and 8/45
1st number: 3 3/6, 2nd number: 8/45
21/6 + 8/45 is 331/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
21/6 = 21 × 15/6 × 15 = 315/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
8/45 = 8 × 2/45 × 2 = 16/90 - Add the two like fractions:
315/90 + 16/90 = 315 + 16/90 = 331/90 - So, 21/6 + 8/45 = 331/90
In mixed form: 361/90
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