Add 45/50 and 70/72
45/50 + 70/72 is 337/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 50 × 36 = 1800,
45/50 = 45 × 36/50 × 36 = 1620/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
70/72 = 70 × 25/72 × 25 = 1750/1800 - Add the two like fractions:
1620/1800 + 1750/1800 = 1620 + 1750/1800 = 3370/1800 - 3370/1800 simplified gives 337/180
- So, 45/50 + 70/72 = 337/180
In mixed form: 1157/180
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