Add 90/9 and 60/12
1st number: 10 0/9, 2nd number: 5 0/12
90/9 + 60/12 is 15/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
90/9 = 90 × 4/9 × 4 = 360/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
60/12 = 60 × 3/12 × 3 = 180/36 - Add the two like fractions:
360/36 + 180/36 = 360 + 180/36 = 540/36 - 540/36 simplified gives 15/1
- So, 90/9 + 60/12 = 15/1
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