Question

Answer the third sum PLSS

Answer 1

Here's your answer mate

4*10-13*(-5)

40+65

= 105

(16-24)-(57-77) {full question is not given}

160÷(-40)-20÷(-5)

-40+4

= -36

[(12-18)÷3-5]*(-4)

[-6÷-2]*-4

3*-4

= -12

Answer 2

160÷(-40)-20÷(-5)

= (-4)-(-4)

= -4+4

= 0

Answer:- 0