Add 30/40 and 12/25
30/40 + 12/25 is 123/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
30/40 = 30 × 5/40 × 5 = 150/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
12/25 = 12 × 8/25 × 8 = 96/200 - Add the two like fractions:
150/200 + 96/200 = 150 + 96/200 = 246/200 - 246/200 simplified gives 123/100
- So, 30/40 + 12/25 = 123/100
In mixed form: 123/100
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