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Oblicz w pamięci:

a) 35,673 + 89,738 = .....
b) 83,828 + 13,619 = .....
c) 72,818 + 72,937 = .....
d) 82,737 + 72,254 = .....
e) 72,314 + 35,167 = .....


Odpowiedź :

Zad. 1 | Oblicz w pamięci.

a) 35,673 + 89,738 = 125,411

b) 83,828 + 13,619 = 97,447

c) 72,818 + 72,937 = 145,755

d) 82,737 + 72,254 = 154,987

e) 72,314 + 35,167 = 107,481