Add 42/36 and 90/42
1st number: 1 6/36, 2nd number: 2 6/42
42/36 + 90/42 is 139/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252 - Likewise, for the 2nd fraction, since 42 × 6 = 252,
90/42 = 90 × 6/42 × 6 = 540/252 - Add the two like fractions:
294/252 + 540/252 = 294 + 540/252 = 834/252 - 834/252 simplified gives 139/42
- So, 42/36 + 90/42 = 139/42
In mixed form: 313/42
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