Add 42/45 and 81/8
1st number: 42/45, 2nd number: 10 1/8
42/45 + 81/8 is 1327/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
42/45 = 42 × 8/45 × 8 = 336/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
81/8 = 81 × 45/8 × 45 = 3645/360 - Add the two like fractions:
336/360 + 3645/360 = 336 + 3645/360 = 3981/360 - 3981/360 simplified gives 1327/120
- So, 42/45 + 81/8 = 1327/120
In mixed form: 117/120
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