Add 3/90 and 81/60
1st number: 3/90, 2nd number: 1 21/60
3/90 + 81/60 is 83/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
3/90 = 3 × 2/90 × 2 = 6/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
81/60 = 81 × 3/60 × 3 = 243/180 - Add the two like fractions:
6/180 + 243/180 = 6 + 243/180 = 249/180 - 249/180 simplified gives 83/60
- So, 3/90 + 81/60 = 83/60
In mixed form: 123/60
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