Add 70/72 and 24/42
70/72 + 24/42 is 389/252.
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,
24/42 = 24 × 12/42 × 12 = 288/504 - Add the two like fractions:
490/504 + 288/504 = 490 + 288/504 = 778/504 - 778/504 simplified gives 389/252
- So, 70/72 + 24/42 = 389/252
In mixed form: 1137/252
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