Question

Реши удобным способом
167+324+133+76=
418+165+35+182=
298+187+379+99=
384+199+286+78=

Answer 1

167+133+324+76
418+182+165+35
379+99+298+187
384+286+199+78

Answer 2

167+133+324+76=300+400=700

418+182+165+35=600+200=800

(298+2+187+3+379+1+99+1)-(2+3+1+1)=
=300+190+280+100-7=
=870-7=863

(384-4)+(199+1)+(266+4)+(78+2)-3=380+200+270+80-3=580+350-3=930-3=927;