October 2018 1 36 Report

1.

a) -6,8 : 8 1/3 :(-1,7):(-1 4/5):(-0,8):3

b) -4,2 :(-2 1/3): (-0,036):(-25):(-1/3)

c) 33,3 : (-1,11) * 30 :(-4 1/2):2 6/7 * (-0,1)

d) -)-0,006):(0,04):1 1/5*(-3,2)*2 3/4:(-2,2)

2.

a) (-6)*[2-(-3)+3*(-1)]

b)-12+12*[-(-6):3-3

c)0,75*(- 4/5)-2 1/2 * (-0,24)

d) [2/5 -(0,4):(-0,12)]:[4-(-44)]

e)1,5-1,5*(-3-(-3))

___________________ -ta kreska to kreska ułamkowa

-1-(-0,25)

3,

a)-12,4-2,4:(-2 2/3)+2 2/3 * (-0,9)-0,1

b) -[-(-7 1/3):1,1 - 1,1 *6 2/3]+4 1/6*(-4)


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