Add 10/45 and 90/16, Solve 10/45 + 5 10/16 as a fraction

Add 10/45 and 90/16

1^st number: 10/45, 2^nd number: 5 10/16

10/45 + 90/16 is 421/72.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 16 is 720

Next, find the equivalent fraction of both fractional numbers with denominator 720
For the 1st fraction, since 45 × 16 = 720,
10/45 = 10 × 16/45 × 16 = 160/720
Likewise, for the 2nd fraction, since 16 × 45 = 720,
90/16 = 90 × 45/16 × 45 = 4050/720
Add the two like fractions:
160/720 + 4050/720 = 160 + 4050/720 = 4210/720
4210/720 simplified gives 421/72
So, 10/45 + 90/16 = 421/72
In mixed form: 561/72

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