Add 45/30 and 50/40
1st number: 1 15/30, 2nd number: 1 10/40
45/30 + 50/40 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
45/30 = 45 × 4/30 × 4 = 180/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
50/40 = 50 × 3/40 × 3 = 150/120 - Add the two like fractions:
180/120 + 150/120 = 180 + 150/120 = 330/120 - 330/120 simplified gives 11/4
- So, 45/30 + 50/40 = 11/4
In mixed form: 23/4
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