Add 81/28 and 45/25
1st number: 2 25/28, 2nd number: 1 20/25
81/28 + 45/25 is 657/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
81/28 = 81 × 25/28 × 25 = 2025/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
45/25 = 45 × 28/25 × 28 = 1260/700 - Add the two like fractions:
2025/700 + 1260/700 = 2025 + 1260/700 = 3285/700 - 3285/700 simplified gives 657/140
- So, 81/28 + 45/25 = 657/140
In mixed form: 497/140
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