Add 64/30 and 21/18
1st number: 2 4/30, 2nd number: 1 3/18
64/30 + 21/18 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
64/30 = 64 × 3/30 × 3 = 192/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
21/18 = 21 × 5/18 × 5 = 105/90 - Add the two like fractions:
192/90 + 105/90 = 192 + 105/90 = 297/90 - 297/90 simplified gives 33/10
- So, 64/30 + 21/18 = 33/10
In mixed form: 33/10
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