Odpowiedź:
Zad. 9
a) = 7+11 = 18
b) = 23-13 = 10
c) = 4+5= 9
d) = 9*7 - 8*5 = 63-40 = 23
e) = 4*10 + 4*3 = 40+12 = 52
f) = 5*5 + 2*2*2 = 25+8 = 33
Zad. 10
Zad. 11
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Odpowiedź:
Zad. 9
a) = 7+11 = 18
b) = 23-13 = 10
c) = 4+5= 9
d) = 9*7 - 8*5 = 63-40 = 23
e) = 4*10 + 4*3 = 40+12 = 52
f) = 5*5 + 2*2*2 = 25+8 = 33
Zad. 10
Zad. 11