Add 10/30 and 12/40
10/30 + 12/40 is 19/30.
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,
10/30 = 10 × 4/30 × 4 = 40/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
12/40 = 12 × 3/40 × 3 = 36/120 - Add the two like fractions:
40/120 + 36/120 = 40 + 36/120 = 76/120 - 76/120 simplified gives 19/30
- So, 10/30 + 12/40 = 19/30
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