Add 28/45 and 42/30
1st number: 28/45, 2nd number: 1 12/30
28/45 + 42/30 is 91/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
28/45 = 28 × 2/45 × 2 = 56/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
42/30 = 42 × 3/30 × 3 = 126/90 - Add the two like fractions:
56/90 + 126/90 = 56 + 126/90 = 182/90 - 182/90 simplified gives 91/45
- So, 28/45 + 42/30 = 91/45
In mixed form: 21/45
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