Add 63/90 and 30/20
1st number: 63/90, 2nd number: 1 10/20
63/90 + 30/20 is 11/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
63/90 = 63 × 2/90 × 2 = 126/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
30/20 = 30 × 9/20 × 9 = 270/180 - Add the two like fractions:
126/180 + 270/180 = 126 + 270/180 = 396/180 - 396/180 simplified gives 11/5
- So, 63/90 + 30/20 = 11/5
In mixed form: 21/5
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