Add 70/98 and 12/40
70/98 + 12/40 is 71/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 98 × 20 = 1960,
70/98 = 70 × 20/98 × 20 = 1400/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
12/40 = 12 × 49/40 × 49 = 588/1960 - Add the two like fractions:
1400/1960 + 588/1960 = 1400 + 588/1960 = 1988/1960 - 1988/1960 simplified gives 71/70
- So, 70/98 + 12/40 = 71/70
In mixed form: 11/70
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