البوابة
من طرف Do you know this magic?
21 x 9 = 189. 18 + 9 = 27. 21 through 30 x 9 = gives the number whose first two digits plus last digit always makes 27.
Can you find out the total for 31 x 9 through 40 x 9?
21 x 9 = 189. 18 + 9 = 27. 21 through 30 x 9 = gives the number whose first two digits plus last digit always makes 27.
Can you find out the total for 31 x 9 through 40 x 9?
