Add 75/48 and 21/90
1st number: 1 27/48, 2nd number: 21/90
75/48 + 21/90 is 431/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
75/48 = 75 × 15/48 × 15 = 1125/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
21/90 = 21 × 8/90 × 8 = 168/720 - Add the two like fractions:
1125/720 + 168/720 = 1125 + 168/720 = 1293/720 - 1293/720 simplified gives 431/240
- So, 75/48 + 21/90 = 431/240
In mixed form: 1191/240
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