Add 9/45 and 70/49, Solve 9/45 + 1 21/49 as a fraction

Add 9/45 and 70/49

1^st number: 9/45, 2^nd number: 1 21/49

9/45 + 70/49 is 57/35.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205

Next, find the equivalent fraction of both fractional numbers with denominator 2205
For the 1st fraction, since 45 × 49 = 2205,
9/45 = 9 × 49/45 × 49 = 441/2205
Likewise, for the 2nd fraction, since 49 × 45 = 2205,
70/49 = 70 × 45/49 × 45 = 3150/2205
Add the two like fractions:
441/2205 + 3150/2205 = 441 + 3150/2205 = 3591/2205
3591/2205 simplified gives 57/35
So, 9/45 + 70/49 = 57/35
In mixed form: 122/35

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