Add 42/45 and 25/7, Solve 42/45 + 3 4/7 as a fraction

Add 42/45 and 25/7

1^st number: 42/45, 2^nd number: 3 4/7

42/45 + 25/7 is 473/105.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 45 × 7 = 315,
42/45 = 42 × 7/45 × 7 = 294/315
Likewise, for the 2nd fraction, since 7 × 45 = 315,
25/7 = 25 × 45/7 × 45 = 1125/315
Add the two like fractions:
294/315 + 1125/315 = 294 + 1125/315 = 1419/315
1419/315 simplified gives 473/105
So, 42/45 + 25/7 = 473/105
In mixed form: 453/105

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