Add 42/40 and 45/50
1st number: 1 2/40, 2nd number: 45/50
42/40 + 45/50 is 39/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
42/40 = 42 × 5/40 × 5 = 210/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
45/50 = 45 × 4/50 × 4 = 180/200 - Add the two like fractions:
210/200 + 180/200 = 210 + 180/200 = 390/200 - 390/200 simplified gives 39/20
- So, 42/40 + 45/50 = 39/20
In mixed form: 119/20
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