Question

Efectuati:
a)-4intreg 4pe5:8pe15;
b)(-5intreg 1pe7):(-1intreg 2pe7);
c)-0.78:(-2intreg 3pe5).
Dau coroana!!!!!!

Answer 1

a) -4 4/5 / 8/15= -4 intregi 4/5 * 15/8=  -4 intregi 60/40 = -5 intregi  20/40= -5 intregi si 1/4
b) -5 intregi 1/7  / -1 intreg 2/7 =  -36/7 * (-7/9) = 252/63 = 4 intregi
c) -0.78 / -2 intregi 3/5 =   -78/100 / (-13/5) = -78/100 * (-5/13) = 390/1300=39/130