Add 45/30 and 90/25
1st number: 1 15/30, 2nd number: 3 15/25
45/30 + 90/25 is 51/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
45/30 = 45 × 5/30 × 5 = 225/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
90/25 = 90 × 6/25 × 6 = 540/150 - Add the two like fractions:
225/150 + 540/150 = 225 + 540/150 = 765/150 - 765/150 simplified gives 51/10
- So, 45/30 + 90/25 = 51/10
In mixed form: 51/10
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