Question

simplify 4/7 + -8/9 + -5/21 + 1/3​

Answer 1

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Answer 2

Answer:

-62/63

Step-by-step explanation:

4/7-8/9-5/21+1/3

taking lcm of pairs

36-56/63 -15+21/63

-26-36/63

-62/63