Add 63/40 and 72/30
1st number: 1 23/40, 2nd number: 2 12/30
63/40 + 72/30 is 159/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
63/40 = 63 × 3/40 × 3 = 189/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
72/30 = 72 × 4/30 × 4 = 288/120 - Add the two like fractions:
189/120 + 288/120 = 189 + 288/120 = 477/120 - 477/120 simplified gives 159/40
- So, 63/40 + 72/30 = 159/40
In mixed form: 339/40
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