Add 56/36 and 42/90
1st number: 1 20/36, 2nd number: 42/90
56/36 + 42/90 is 91/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
56/36 = 56 × 5/36 × 5 = 280/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
42/90 = 42 × 2/90 × 2 = 84/180 - Add the two like fractions:
280/180 + 84/180 = 280 + 84/180 = 364/180 - 364/180 simplified gives 91/45
- So, 56/36 + 42/90 = 91/45
In mixed form: 21/45
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