Add 45/28 and 84/45
1st number: 1 17/28, 2nd number: 1 39/45
45/28 + 84/45 is 1459/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
45/28 = 45 × 45/28 × 45 = 2025/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
84/45 = 84 × 28/45 × 28 = 2352/1260 - Add the two like fractions:
2025/1260 + 2352/1260 = 2025 + 2352/1260 = 4377/1260 - 4377/1260 simplified gives 1459/420
- So, 45/28 + 84/45 = 1459/420
In mixed form: 3199/420
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