Add 70/30 and 7/49
1st number: 2 10/30, 2nd number: 7/49
70/30 + 7/49 is 52/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
70/30 = 70 × 49/30 × 49 = 3430/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
7/49 = 7 × 30/49 × 30 = 210/1470 - Add the two like fractions:
3430/1470 + 210/1470 = 3430 + 210/1470 = 3640/1470 - 3640/1470 simplified gives 52/21
- So, 70/30 + 7/49 = 52/21
In mixed form: 210/21
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