Question

А)-53*12= б)2.7*(-0.8)= в)-10/21*(-3 1/2)=

Answer 1

-53*12=-636
2,7*(-0,8)=-2,16
-10/21*(-3 1/2)=1 2/3

Answer 2

А) -53 * 12 = -636 Б) 2.7 * (-0.8) = -2.16 В) -10 / 21 * (-3 + 1/2) = -10 / 21 * (-6/2 + 1/2) = -10 / 21 * (-5/2) = 25 / 42 = 5 / 6