Question

Using appropriate properties find 1 by 2 minus 1 by 6 into minus 2 by 3 + 7 by 9 into minus 1 by 6

Answer 1

Answer:

$\\2-6-6+63-6=57$

Step-by-step explanation:

1 by 2 = $1*2=2$

1 by 6 = $1*6=6$

2 by 3 = $2*3=6$

7 by 9 = $7*9=63$

1 by 6 = $1*6=6$

$\\2-6-6+63-6=57$