Add 75/5 and 9/8
1st number: 15 0/5, 2nd number: 1 1/8
75/5 + 9/8 is 129/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
75/5 = 75 × 8/5 × 8 = 600/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
9/8 = 9 × 5/8 × 5 = 45/40 - Add the two like fractions:
600/40 + 45/40 = 600 + 45/40 = 645/40 - 645/40 simplified gives 129/8
- So, 75/5 + 9/8 = 129/8
In mixed form: 161/8
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