Add 90/25 and 21/36
1st number: 3 15/25, 2nd number: 21/36
90/25 + 21/36 is 251/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
90/25 = 90 × 36/25 × 36 = 3240/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
21/36 = 21 × 25/36 × 25 = 525/900 - Add the two like fractions:
3240/900 + 525/900 = 3240 + 525/900 = 3765/900 - 3765/900 simplified gives 251/60
- So, 90/25 + 21/36 = 251/60
In mixed form: 411/60
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