Add 81/18 and 72/25
1st number: 4 9/18, 2nd number: 2 22/25
81/18 + 72/25 is 369/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
81/18 = 81 × 25/18 × 25 = 2025/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
72/25 = 72 × 18/25 × 18 = 1296/450 - Add the two like fractions:
2025/450 + 1296/450 = 2025 + 1296/450 = 3321/450 - 3321/450 simplified gives 369/50
- So, 81/18 + 72/25 = 369/50
In mixed form: 719/50
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