Add 70/49 and 21/36
1st number: 1 21/49, 2nd number: 21/36
70/49 + 21/36 is 169/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 36 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 49 × 36 = 1764,
70/49 = 70 × 36/49 × 36 = 2520/1764 - Likewise, for the 2nd fraction, since 36 × 49 = 1764,
21/36 = 21 × 49/36 × 49 = 1029/1764 - Add the two like fractions:
2520/1764 + 1029/1764 = 2520 + 1029/1764 = 3549/1764 - 3549/1764 simplified gives 169/84
- So, 70/49 + 21/36 = 169/84
In mixed form: 21/84
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