3 years ago

-91÷13= -3/7÷9/4=-12÷-0.03=

Mathematics

1 answer:

Cloud [144]3 years ago

4 0

Answer:

-7

-4/21

400

Because 13 times 7 is 91..so -7

-3/7÷9/4 becomes -3/7×4/9. Taking LCM and solving gives -4/21.

last is easy.it becomes (12÷3)×100=400

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