Question

Afla rezultatul următoarelor operatii:
a) (10×9968:8 +89) - 1385:5=
b) 1475 + 72:9+ (52:2 + 4) - 4x 378 =
c) 12x [25: (173×5-24×35) + 256:4]- 60 =​

Answer 1

Răspuns:

(83+89)-277=172-277=-105 ;   B)  1475+8+30-1512=1 ;   C)                                     12 x [25:(865-840)+64]-60=12 x ( 1+64)-60=780-60=720

Explicație pas cu pas:

Answer 2

a) (10•9968:8+89) - 1385:5=
(10•1246+89) - 1385:5=
(12460+89)- 1385:5=
12549-277= 12272
b)1475+72:9+(52:2+4) - 4• 378=
1475+ 72:9+ (26+4) - 4•378=
1475+72:9+30-4•378=
1475+8+30-1512=
1513-1512=1
c)12• [25:(173•5-24•35)+ 256:4]-60= 12• (25:25+64)= 12•65=780

Sper că te-am ajutat!