Add 42/75 and 7/5, Solve 42/75 + 1 2/5 as a fraction

Add 42/75 and 7/5

1^st number: 42/75, 2^nd number: 1 2/5

42/75 + 7/5 is 49/25.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 5 is 75

Next, find the equivalent fraction of both fractional numbers with denominator 75
For the 1st fraction, since 75 × 1 = 75,
42/75 = 42 × 1/75 × 1 = 42/75
Likewise, for the 2nd fraction, since 5 × 15 = 75,
7/5 = 7 × 15/5 × 15 = 105/75
Add the two like fractions:
42/75 + 105/75 = 42 + 105/75 = 147/75
147/75 simplified gives 49/25
So, 42/75 + 7/5 = 49/25
In mixed form: 124/25

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