October 2018 2 12 Report

Oblicz:

a)(-3)-(-7)=

8-(-4)=

(-10)-8=

7-15=

b)(-3)-10=

(-12)-(-6)

(-9)-(-3)=

(-8)-1=

c)11-(-11)=

(-25)-(-25) =

(-34)-50=

(-42)-40=

d)(-40)-(-20)=

(-120)-70=

520-(-20)=

(-110)-(-200)=

i jeszcze jedno zadanie;

od kazdej liczby odejmij 10:

4

-1

0

8

-12

a teraz dodaj 10:

-3

1

-14

0

-25

A teraz odejmij: (-3)

-2

4

15

-6

-5

i dodaj(-3)

3

-7

0

-15

2


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