what is the least number to be subtracted from 800 to make it a perfect square ?
"the numbers less than 800 and are squares of certain number is 784 . the least number that should be subtracted from 800 to make it perfect square = 800 - 784 = 16 . answer : b"
subtract(multiply(const_100, add(const_10, multiply(const_3, const_2))), 800)