-71
67 plus 67 plus 67 is equal to 201.
67
67:40
Yes. This only works for multiplication and addition.
3 + 4 + 4 x 15 = 67
107
An addition equation is the same thing even if the numbers are switched around.
3+6+7+89+4+5+7+9+90+67 = 287
79
4 plus 8 plus 12 plus 16 is equal to 40.
4
To calculate 67 tens plus 10 tens, you first convert the tens into their numerical values. This gives you 670 (from 67 tens) plus 100 (from 10 tens), which equals 770. Therefore, 67 tens plus 10 tens equals 770.