Add 42/75 and 70/20
1st number: 42/75, 2nd number: 3 10/20
42/75 + 70/20 is 203/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
42/75 = 42 × 4/75 × 4 = 168/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
70/20 = 70 × 15/20 × 15 = 1050/300 - Add the two like fractions:
168/300 + 1050/300 = 168 + 1050/300 = 1218/300 - 1218/300 simplified gives 203/50
- So, 42/75 + 70/20 = 203/50
In mixed form: 43/50
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