Add 1/45 and 42/72
1/45 + 42/72 is 109/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
1/45 = 1 × 8/45 × 8 = 8/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
42/72 = 42 × 5/72 × 5 = 210/360 - Add the two like fractions:
8/360 + 210/360 = 8 + 210/360 = 218/360 - 218/360 simplified gives 109/180
- So, 1/45 + 42/72 = 109/180
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