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5/9 - 3/7 solve it in the simplest form |
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Answer» FIND the least common denominator or LCM of the two denominators: LCM of 7 and 9 is 63 Next, find the equivalent fraction of both fractional numbers with denominator 63 For the 1st fraction, since 7 × 9 = 63,3/7 = 3 × 9/7 × 7/9 = 27/63 Likewise, for the 2nd fraction, since 9 × 7 = 63,5/9 = 5 × 7/9 × 7 = 35/63 Add the two like fractions:27/63 + 35/63 = 27 + 35/63 = 62/63 So, 3/7 +5/9=62/63answer.. |
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