Practice!

Sample Problem

If the quotient of A77 ÷ 77 is a 1-digit number, the largest A is .

Solution

Since the quotient is 1-digit number, the dividend’s first two digits A7 must be smaller than 77.

Then, possible values of A: 1, 2, 3, 4, 5, 6;

Thus, largest A is 6.