Add 70/40 and 3/98
1st number: 1 30/40, 2nd number: 3/98
70/40 + 3/98 is 349/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
70/40 = 70 × 49/40 × 49 = 3430/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
3/98 = 3 × 20/98 × 20 = 60/1960 - Add the two like fractions:
3430/1960 + 60/1960 = 3430 + 60/1960 = 3490/1960 - 3490/1960 simplified gives 349/196
- So, 70/40 + 3/98 = 349/196
In mixed form: 1153/196
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