Question

4/7+(-4/9)+3/7+(-12/9)​

Answer 1

Answer:

4/7-4/9+3/7-12/9

=36-4+27-12/63

=63-16/63

=47/63

Answer 2

Answer:

4/7+(-4/9)+3/7+(-12/9)

Step-by-step explanation:

=4/7+(-0.44..)+3/7+(-1.33..)

=4/7-0.44..+3/7-1.33..

=0.57-0.44..+0.42-1.33..

=0.125+(-0.913)

=0.125-0.913

=-0.788