Add 4/7 and 56/45, Solve 4/7 + 1 11/45 as a fraction

Add 4/7 and 56/45

1^st number: 4/7, 2^nd number: 1 11/45

4/7 + 56/45 is 572/315.

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

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 7 × 45 = 315,
4/7 = 4 × 45/7 × 45 = 180/315
Likewise, for the 2nd fraction, since 45 × 7 = 315,
56/45 = 56 × 7/45 × 7 = 392/315
Add the two like fractions:
180/315 + 392/315 = 180 + 392/315 = 572/315
So, 4/7 + 56/45 = 572/315
In mixed form: 1257/315

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