Add 30/18 and 70/49
1st number: 1 12/18, 2nd number: 1 21/49
30/18 + 70/49 is 65/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
30/18 = 30 × 49/18 × 49 = 1470/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
70/49 = 70 × 18/49 × 18 = 1260/882 - Add the two like fractions:
1470/882 + 1260/882 = 1470 + 1260/882 = 2730/882 - 2730/882 simplified gives 65/21
- So, 30/18 + 70/49 = 65/21
In mixed form: 32/21
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