Add 7/40 and 30/72
7/40 + 30/72 is 71/120.
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,
7/40 = 7 × 9/40 × 9 = 63/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
30/72 = 30 × 5/72 × 5 = 150/360 - Add the two like fractions:
63/360 + 150/360 = 63 + 150/360 = 213/360 - 213/360 simplified gives 71/120
- So, 7/40 + 30/72 = 71/120
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