Add 70/42 and 21/50
1st number: 1 28/42, 2nd number: 21/50
70/42 + 21/50 is 313/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
70/42 = 70 × 25/42 × 25 = 1750/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
21/50 = 21 × 21/50 × 21 = 441/1050 - Add the two like fractions:
1750/1050 + 441/1050 = 1750 + 441/1050 = 2191/1050 - 2191/1050 simplified gives 313/150
- So, 70/42 + 21/50 = 313/150
In mixed form: 213/150
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