Add 1/45 and 40/28
1st number: 1/45, 2nd number: 1 12/28
1/45 + 40/28 is 457/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
1/45 = 1 × 28/45 × 28 = 28/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
40/28 = 40 × 45/28 × 45 = 1800/1260 - Add the two like fractions:
28/1260 + 1800/1260 = 28 + 1800/1260 = 1828/1260 - 1828/1260 simplified gives 457/315
- So, 1/45 + 40/28 = 457/315
In mixed form: 1142/315
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