Add 7/72 and 8/45
7/72 + 8/45 is 11/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
7/72 = 7 × 5/72 × 5 = 35/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
8/45 = 8 × 8/45 × 8 = 64/360 - Add the two like fractions:
35/360 + 64/360 = 35 + 64/360 = 99/360 - 99/360 simplified gives 11/40
- So, 7/72 + 8/45 = 11/40
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