Question

(viii) Sum of numbers a and b subtracted from their product.

Answer 1

Sum of numbers a and b subtracted from their product.

ab - a+b

Answer 2

$\textrm{Required Answer = Product of 'a' and 'b' - Sum of 'a' and 'b'}$

$\longrightarrow\textrm{Required Answer = (a \times b) - (a + b) = ab - (a + b) = ab - a - b}$