Add 90/12 and 45/16
1st number: 7 6/12, 2nd number: 2 13/16
90/12 + 45/16 is 165/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
90/12 = 90 × 4/12 × 4 = 360/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
45/16 = 45 × 3/16 × 3 = 135/48 - Add the two like fractions:
360/48 + 135/48 = 360 + 135/48 = 495/48 - 495/48 simplified gives 165/16
- So, 90/12 + 45/16 = 165/16
In mixed form: 105/16
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