What's the difference between 813 and 412 divided by 4

What's the difference between 813 and 412 divided by 4


813-412=401
401 / 4 = 100 and a quarter is 1



What's the quotient of 7 / 8 minus his 1 / 7 divided by 3


(7/8-7/8*1/7)÷3=7/8(1-1/7)÷3=7/8×6/7÷3=3/4÷3=1/4



The quotient of 3 times of a number divided by 8 is 5, and the remainder is 2,


Let this number be X
5×8+2=3x
3x=42
x=14