Answer :
Okay, 7 x11 means that you add 11 to itself 7 times:
11+11+11+11+11+11+11=77
Another way is to set up the problem like this:
11
x 7
then multiply 7 into each digit so 7 x 1= 7 and 7x1=7
You end up with 77
11+11+11+11+11+11+11=77
Another way is to set up the problem like this:
11
x 7
then multiply 7 into each digit so 7 x 1= 7 and 7x1=7
You end up with 77
