Add 75/40 and 9/15
1st number: 1 35/40, 2nd number: 9/15
75/40 + 9/15 is 99/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
75/40 = 75 × 3/40 × 3 = 225/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
9/15 = 9 × 8/15 × 8 = 72/120 - Add the two like fractions:
225/120 + 72/120 = 225 + 72/120 = 297/120 - 297/120 simplified gives 99/40
- So, 75/40 + 9/15 = 99/40
In mixed form: 219/40
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