810.875
6487 is not prime. 6487 = 13 * 499
802 + 6487 = 7289
How about: 8*6*4 = 192
I
9.75 times 8 equals 78.
The answer to that question is 2 times a -4 equals -8
817 714 6487 817 714 6487 817 714 6487
6 times 5 equals 30. 30 times 8 equals 240.
8 X 7t = 56t Answer: 7t
5.5 times 8 equals 44.
8 times 8 is 64
38.5 x 8 = 308