-2,9•28= -1,45•(-2,03)= -8-(-2)+3= -2,4-4,7=

Question

-2,9•28=
-1,45•(-2,03)=
-8-(-2)+3=
-2,4-4,7=

Answer 1

1) -2,9*28=-81,2 
2) -1,45*(-2,03)=2,9435
3) -8-(-2)+3=-8+2+3=-3
4) -2,4-4,7=-7,1

Comments

в 1 и в 4 ответ отрицательный

Answer 2

1. -81.2
2. 2.9435
3. -3
4. -7.1