Question

Calculează, respectând regulile învățate.
a) (5+5)×4-(5+5×5):10
b)(50-2×10):5+4×12​

Answer 1

Răspuns:

(5+5)×4-(5+5×5):10=

=(5+5)×4-(5+25):10=

=10×4-30:10=

=40-3=

=37

(50-2×10):5+4×12=

=(50-20):5+48=

=30:5+48=

=6+48=

=54

Answer 2

Răspuns:

a) 10×4-30:10

40-3

37

b) (50-20):5+48

30:5+48

6+48

54