Add 70/50 and 42/72
1st number: 1 20/50, 2nd number: 42/72
70/50 + 42/72 is 119/60.
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,
70/50 = 70 × 36/50 × 36 = 2520/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
42/72 = 42 × 25/72 × 25 = 1050/1800 - Add the two like fractions:
2520/1800 + 1050/1800 = 2520 + 1050/1800 = 3570/1800 - 3570/1800 simplified gives 119/60
- So, 70/50 + 42/72 = 119/60
In mixed form: 159/60
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