Add 70/10 and 21/49
1st number: 7 0/10, 2nd number: 21/49
70/10 + 21/49 is 52/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
70/10 = 70 × 49/10 × 49 = 3430/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
21/49 = 21 × 10/49 × 10 = 210/490 - Add the two like fractions:
3430/490 + 210/490 = 3430 + 210/490 = 3640/490 - 3640/490 simplified gives 52/7
- So, 70/10 + 21/49 = 52/7
In mixed form: 73/7
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