everyone knows that 8*8 = 64
so take off an eight
64 - 8 = 56
what is 7x8
4 answers
everyone knows that 7*7 = 49
so add on a seven
49 + 7 = 56
so add on a seven
49 + 7 = 56
actually, "everyone knows" that 7x8 = 56
How about 42 + 14 ?