Add 45/90 and 81/8
1st number: 45/90, 2nd number: 10 1/8
45/90 + 81/8 is 85/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
45/90 = 45 × 4/90 × 4 = 180/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
81/8 = 81 × 45/8 × 45 = 3645/360 - Add the two like fractions:
180/360 + 3645/360 = 180 + 3645/360 = 3825/360 - 3825/360 simplified gives 85/8
- So, 45/90 + 81/8 = 85/8
In mixed form: 105/8
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