Oblicz jak najprostszym sposobem :
3/8 * (-0,9)*(-16/3)*10=
5*(-0,25)*0,2*(-4)=
(-2,5)*0,2*(-10)*2=
(-6)*(-4/7)*2/5*(-7)*5/12=
(-1,1/2)*0,06*(2/3)*100=
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3/8 *(-0,9)*(-16/3)*10= 3/8*(-9/10)*(-16/3)*10= 3/8*(-3/5)*(-8)*10= 3*(-3/5)*(-1)*10=
= 90/5 = 18
5*(-0,25)*0,2*(-4) = - 1,25* (-0,8)= 1
(-2,5)*0,2*(-10)*2= - 0,5 *(-20) = 10
(-6)*(-4/7)*2/5*(-7)*5/12= 24/7 *1/1 *(-7)*1/6 = 24/1*(-1) *1/6 = -24/6 = -4
(-1i1/2)*0,06*(2/3)*100 = (-3/2)*2/3 *0,06 *100= -1*0,06*100= -6
3/8*(-0,9)*(-16/3)*10= 3/8*(3/5)*(-8)*10=9/5*2=18
5*(-0,25)*0,2*(-4)= -1,25*(-0,8)= 1
(-2,5)*0,2*(-10)*2= 0,5*(-20)= -10
(-6)*(-4/7)*2/5*(-7)*5/12= -6*(-4/7)*(-7)*2/5*5/12= -6*4/1*1/6= -24*1/6= -24/6= -4
(-1,1/2)*0,06*(2/3)*100= (-3/2)*2/3*0,06*100= -1/1*6= -6