-3upon 11 from 7upon 9
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Answer:
104/99
Step-by-step explanation:
=7/9 - -3/11. lcm for 11 and 9 is 99
=7×11/9×11 - -3×9/11×9
= 77/99 - (-27)/99
=77-(-27)/99
= 104/99
pls cross check the answer from somewhere
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