Add 40/20 and 42/98
1st number: 2 0/20, 2nd number: 42/98
40/20 + 42/98 is 17/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
40/20 = 40 × 49/20 × 49 = 1960/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
42/98 = 42 × 10/98 × 10 = 420/980 - Add the two like fractions:
1960/980 + 420/980 = 1960 + 420/980 = 2380/980 - 2380/980 simplified gives 17/7
- So, 40/20 + 42/98 = 17/7
In mixed form: 23/7
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