Add 81/8 and 3/90
1st number: 10 1/8, 2nd number: 3/90
81/8 + 3/90 is 1219/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
81/8 = 81 × 45/8 × 45 = 3645/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
3/90 = 3 × 4/90 × 4 = 12/360 - Add the two like fractions:
3645/360 + 12/360 = 3645 + 12/360 = 3657/360 - 3657/360 simplified gives 1219/120
- So, 81/8 + 3/90 = 1219/120
In mixed form: 1019/120
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