August 2018 2 50 Report
PROSZE SZYBKO!! Z GÓRY THX
1)
Do jakiej liczby trzeba dodać 1 2/13, żeby otrzymać -2-13? Od jakiej liczby trzeba odjąć -4 5/7, żeby otrzymać 4 5/7
2) OBLICZ
a) (-3,4)+15/11+(-1,6)+7+(-1 4/5)=
b)4+(-1,125)+3 1/4+(-0,875)- 0,25=
c)-2 1/2-1,4+(-0,5)+10-0,6-(-10)=
d)-(-4)-(-5)-(-6)-11-(-(-4))=
e)-11-16-(-10)+(-4)-[(-3)-(-4)=
f)-[-(-5)-4-(-6)]-[-(-6)-4+(-10)]
g)-{-[-(-4)-10}-[10-(-5)]}-(-5)
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