Add 45/25 and 81/32
1st number: 1 20/25, 2nd number: 2 17/32
45/25 + 81/32 is 693/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 32 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 25 × 32 = 800,
45/25 = 45 × 32/25 × 32 = 1440/800 - Likewise, for the 2nd fraction, since 32 × 25 = 800,
81/32 = 81 × 25/32 × 25 = 2025/800 - Add the two like fractions:
1440/800 + 2025/800 = 1440 + 2025/800 = 3465/800 - 3465/800 simplified gives 693/160
- So, 45/25 + 81/32 = 693/160
In mixed form: 453/160
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