1024 minus at least______ It's a multiple of three, 1708 plus at least______ It's a multiple of five

1024 minus at least______ It's a multiple of three, 1708 plus at least______ It's a multiple of five


(1) 1 + 0 + 2 + 4 = 7, 6 is a multiple of 3, so you should at least subtract: 7-6 = 1, (2) 1708 bits are 8, only when the single digit is 0 or 5, can be divided by 5; so at least add 2; so the answer is: 1, 2