Question

thanks you sir yours faithfully Mr and solve​

Answer 1

Answer:

simple math rule

Step-by-step explanation:

1) -783

2)+618

3)+88

4)-128

Answer 2

Answer:

a) (-231)+(-337)-(-215) b) 1000+628+(-1010)

-(231-337+215) 1628 -1010

231+337+215. 168

568+215

783

c) -(-77)-(+66)-(-55)+22. d) -90+(-100)-(-62)

(77-66)-(-55)+22. 90-(-100)-(-62)

11+55+22. 90+100+62

66+22. 190+62

88. 250

Hope it helps u