Add 49/20 and 42/90
1st number: 2 9/20, 2nd number: 42/90
49/20 + 42/90 is 35/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
49/20 = 49 × 9/20 × 9 = 441/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
42/90 = 42 × 2/90 × 2 = 84/180 - Add the two like fractions:
441/180 + 84/180 = 441 + 84/180 = 525/180 - 525/180 simplified gives 35/12
- So, 49/20 + 42/90 = 35/12
In mixed form: 211/12
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