Add 12/98 and 70/21
1st number: 12/98, 2nd number: 3 7/21
12/98 + 70/21 is 508/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
12/98 = 12 × 3/98 × 3 = 36/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
70/21 = 70 × 14/21 × 14 = 980/294 - Add the two like fractions:
36/294 + 980/294 = 36 + 980/294 = 1016/294 - 1016/294 simplified gives 508/147
- So, 12/98 + 70/21 = 508/147
In mixed form: 367/147
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