Add 21/30 and 60/9
1st number: 21/30, 2nd number: 6 6/9
21/30 + 60/9 is 221/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
21/30 = 21 × 3/30 × 3 = 63/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
60/9 = 60 × 10/9 × 10 = 600/90 - Add the two like fractions:
63/90 + 600/90 = 63 + 600/90 = 663/90 - 663/90 simplified gives 221/30
- So, 21/30 + 60/9 = 221/30
In mixed form: 711/30
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