Add 21/27 and 90/49
1st number: 21/27, 2nd number: 1 41/49
21/27 + 90/49 is 1153/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 49 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 27 × 49 = 1323,
21/27 = 21 × 49/27 × 49 = 1029/1323 - Likewise, for the 2nd fraction, since 49 × 27 = 1323,
90/49 = 90 × 27/49 × 27 = 2430/1323 - Add the two like fractions:
1029/1323 + 2430/1323 = 1029 + 2430/1323 = 3459/1323 - 3459/1323 simplified gives 1153/441
- So, 21/27 + 90/49 = 1153/441
In mixed form: 2271/441
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