Add 90/12 and 80/54
1st number: 7 6/12, 2nd number: 1 26/54
90/12 + 80/54 is 485/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
90/12 = 90 × 9/12 × 9 = 810/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
80/54 = 80 × 2/54 × 2 = 160/108 - Add the two like fractions:
810/108 + 160/108 = 810 + 160/108 = 970/108 - 970/108 simplified gives 485/54
- So, 90/12 + 80/54 = 485/54
In mixed form: 853/54
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