Do (6x12)/2, that should work
Answer:
27
Step-by-step explanation:
Multiply 8×.75 (6)
Add that to 21
Answer: 
Step-by-step explanation:
You can reduce the fractions, then:



Rewrite them as following:

If you subtract the first number and the second number, you obtain:

If you subtract the second number and the second number, you obtain:

Therefore, you must subtract
and
to obtain the number asked. Then, this is:

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