Add 4/40 and 6/72
4/40 + 6/72 is 11/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
4/40 = 4 × 9/40 × 9 = 36/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
6/72 = 6 × 5/72 × 5 = 30/360 - Add the two like fractions:
36/360 + 30/360 = 36 + 30/360 = 66/360 - 66/360 simplified gives 11/60
- So, 4/40 + 6/72 = 11/60
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