Add 10/45 and 90/80, Solve 10/45 + 1 10/80 as a fraction

Add 10/45 and 90/80

1^st number: 10/45, 2^nd number: 1 10/80

10/45 + 90/80 is 97/72.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 80 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 80 × 9 = 720,
90/80 = 90 × 9/80 × 9 = 810/720
Add the two like fractions:
160/720 + 810/720 = 160 + 810/720 = 970/720
970/720 simplified gives 97/72
So, 10/45 + 90/80 = 97/72
In mixed form: 125/72

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