Add 42/75 and 40/20
1st number: 42/75, 2nd number: 2 0/20
42/75 + 40/20 is 64/25.
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,
40/20 = 40 × 15/20 × 15 = 600/300 - Add the two like fractions:
168/300 + 600/300 = 168 + 600/300 = 768/300 - 768/300 simplified gives 64/25
- So, 42/75 + 40/20 = 64/25
In mixed form: 214/25
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