Question

(4-8):2+(16-4+21-74)x21+16=

Answer 1

(-4):2+(-41)*21+16 = -2-861+16 = -847

Answer 2

(4-8):2+(16-4+21-74)x21+16= -4:2-41x21+16= -2-861+16= -2-845= -847

Answer 3

(4-8):2+(16-4+21-74)x21+16=
=(-4):2-41x21+16=
+(-2)-861+16=
=(-2)-845=
=(-2)+(-845)=
=-847