Add 12/72 and 98/90
1st number: 12/72, 2nd number: 1 8/90
12/72 + 98/90 is 113/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
98/90 = 98 × 4/90 × 4 = 392/360 - Add the two like fractions:
60/360 + 392/360 = 60 + 392/360 = 452/360 - 452/360 simplified gives 113/90
- So, 12/72 + 98/90 = 113/90
In mixed form: 123/90
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