Add sub fractions

What is 4 1/2+2/7-213/14?

Correct answer:

x =  -10.4286

Step-by-step explanation:

a=412=4+12=4 2+12=92=4.5 b=270.2857 c=2131415.2143  x=a+bc=4.5+0.285715.2143=737=1037=10.4286



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