Add 7/50 and 90/72
1st number: 7/50, 2nd number: 1 18/72
7/50 + 90/72 is 139/100.
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,
7/50 = 7 × 36/50 × 36 = 252/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
90/72 = 90 × 25/72 × 25 = 2250/1800 - Add the two like fractions:
252/1800 + 2250/1800 = 252 + 2250/1800 = 2502/1800 - 2502/1800 simplified gives 139/100
- So, 7/50 + 90/72 = 139/100
In mixed form: 139/100
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