Accounting equation

Determine the missing amount for each of the following:

Item Assets $=$ Liabilities $+$ Stockholders' Equity

a$.$ $fill in the blank $=$ $$193,280+$ $$604,010$

b$.$ $$96,640=$ $fill in the blank $+$ $$30,200$

c$.$ $$46,510=$ $$6,640+$ $fill in the blank