October 2018 2 20 Report

Pilne!!!

Proszę o wyniki z pełnymi obliczeniami.

Temat : Dodawanie i odejmowanie lczb wymiernych !

Zad. 19 - Oblicz :

a) 3,75 - 4 = ?

b) 3,75 -(-4) = ?

c) -3,75 - 4 = ?

d) -3,75 -(-4) = ?

Zad. 16 - Uzupełnij :

a)15 - 35 = 15 = .... = ....

b) -27 - 9 = -27 + .... = ....

c) 3 i jedna druga - 10 = 3 i jedna druga + .... = ....

d)-6,25 - 9 = 6,25 + .... = ....

Zad. 15 : Wpisz znak = lub

a) 7 - 3 ? 7 + (-3)

b) -2 - 3 ? (-2) + (-3)

c) 8 - 11 ? -8 + 11

d) -5 - 4 ? (-5) + (-4)

Zad. 14 - Oblicz :

a) 4 - 6 = ?

b) 4 - 55 = ?

c) -2 - 1 = ?

d) -2 - 7 = ?

e) 2 i jedna druga - 3 = ?

f) -2i jedna druga - 3 = ?


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