Add 40/84 and 36/72, Solve 40/84 + 36/72 as a fraction

Add 40/84 and 36/72

40/84 + 36/72 is 41/42.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 84 × 6 = 504,
40/84 = 40 × 6/84 × 6 = 240/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
36/72 = 36 × 7/72 × 7 = 252/504
Add the two like fractions:
240/504 + 252/504 = 240 + 252/504 = 492/504
492/504 simplified gives 41/42
So, 40/84 + 36/72 = 41/42

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