August 2018 2 13 Report
Zad 1 .

( -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 ) =

zad 2 .

Zamień odejmowanie na dodawanie liczby przeciwnej i oblicz .

a . ( -6 ) - 4 =
( -5 ) - 9 =
( - 11 ) - 2 =
7 - 10 =

b . 3 - ( -5 ) =
( -1 ) - ( -4 ) =
( -9 ) - ( -3 ) =
13 - ( -7 ) =

zad 3 .

Uzupełnij .

a . _______ - 999 = -1001
b . ( -2000 ) - ______ = 3000
c . ( -1 ) - ______ = -999
d . ______ - ( - 999 ) = 2000
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