Add 70/72 and 50/42
1st number: 70/72, 2nd number: 1 8/42
70/72 + 50/42 is 545/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
70/72 = 70 × 7/72 × 7 = 490/504 - Likewise, for the 2nd fraction, since 42 × 12 = 504,
50/42 = 50 × 12/42 × 12 = 600/504 - Add the two like fractions:
490/504 + 600/504 = 490 + 600/504 = 1090/504 - 1090/504 simplified gives 545/252
- So, 70/72 + 50/42 = 545/252
In mixed form: 241/252
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