November 2018 1 8 Report

1. Oblicz: (ułamki) (rozpisujcie. :D)


a) 3-2 1/3 +1 2/3=
b 4 2/3 +5 1/3 +8 2/3=
c 2+ 2 2/5 +1 4/5=
d 2 3/5 +0 +2 4/5=
e 5 1/2 -2 1/2 + 3=
f 6 4/8 +5 5/8 -5 2/8=
g 4 4/5 +5 3/5 -2 2/5=
h 4 5/8 -2 5/8 +4 2/8=
i) 5 1/4 +4 1/4 +3 3/4=
j) 6 2/3 -2 1/3 +3 1/3=
k) 2 4/10 +6 7/10 -2 1/10=
l) 8 4/7 -3 2/7 +1 6/7=

2. Oblicz, pamiętając o kolejności wykonywania działań.(ułamki , także rozpisujcie)

a) 2 1/2 + (3 1/2 - 2)=
b. 7 3/4 - (2 1/4 + 2 3/4)=
c.(5 3/4 + 4 2/4) - (3 1/2 + 2 1/2)=
d. (6 1/4 - 2 2/4) + (5 2/4 - 3 3/4)=
e.(4 7/9 - 3 8/9) - 8/9=


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