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Dau o coroana!!!!!!!!!
doar exercitiul 5!!!


Dau O Coroanadoar Exercitiul 5 class=

Răspuns :

a) (49+63):7=(49:7)+(63:7)=7+9=16
A doua variantă: (49+63):7=112:7= 16
b) (63-36):3=(63:3)-(36:3)=21-12=9
A doua variantă: (63-36):3=27:3=9
c) 96:12-72:12=8-6=2
A doua variantă: (96-72):12=24:12=2
d) 98:14-70:14=7-5=2
A doua variantă: (98-70):14=28:14=2.
(49+63):7=16
(63-36):3=9
96:12-72:12=2
98:14-70:14=2