Add 84/2 and 90/12
1st number: 42 0/2, 2nd number: 7 6/12
84/2 + 90/12 is 99/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
84/2 = 84 × 6/2 × 6 = 504/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
90/12 = 90 × 1/12 × 1 = 90/12 - Add the two like fractions:
504/12 + 90/12 = 504 + 90/12 = 594/12 - 594/12 simplified gives 99/2
- So, 84/2 + 90/12 = 99/2
In mixed form: 491/2
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