Add 90/12 and 45/36
1st number: 7 6/12, 2nd number: 1 9/36
90/12 + 45/36 is 35/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
90/12 = 90 × 3/12 × 3 = 270/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
45/36 = 45 × 1/36 × 1 = 45/36 - Add the two like fractions:
270/36 + 45/36 = 270 + 45/36 = 315/36 - 315/36 simplified gives 35/4
- So, 90/12 + 45/36 = 35/4
In mixed form: 83/4
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