Add 81/40 and 15/75
1st number: 2 1/40, 2nd number: 15/75
81/40 + 15/75 is 89/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
81/40 = 81 × 15/40 × 15 = 1215/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
15/75 = 15 × 8/75 × 8 = 120/600 - Add the two like fractions:
1215/600 + 120/600 = 1215 + 120/600 = 1335/600 - 1335/600 simplified gives 89/40
- So, 81/40 + 15/75 = 89/40
In mixed form: 29/40
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