Add 72/32 and 9/40, Solve 2 8/32 + 9/40 as a fraction

Add 72/32 and 9/40

1^st number: 2 8/32, 2^nd number: 9/40

72/32 + 9/40 is 99/40.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160

Next, find the equivalent fraction of both fractional numbers with denominator 160
For the 1st fraction, since 32 × 5 = 160,
72/32 = 72 × 5/32 × 5 = 360/160
Likewise, for the 2nd fraction, since 40 × 4 = 160,
9/40 = 9 × 4/40 × 4 = 36/160
Add the two like fractions:
360/160 + 36/160 = 360 + 36/160 = 396/160
396/160 simplified gives 99/40
So, 72/32 + 9/40 = 99/40
In mixed form: 219/40

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