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EXERSEZ
1. Calculează:
a) 10 x 300 : 10-181 000:1 000;
c) 1 000 000:10:100: 1000+ 29 999;
b) (963 +37): 1 000 + 1 000 x 77;
d) (299 999 + 1): 1 000:10:10​


Răspuns :

a) 3000:10-181000:1000=

300-181000:1000=

300-181=119

b) 100000:100:1000+29999

1000:1000+29999

1+29999=30000

c) 1000:1000+1000x77

1+1000x77

1001x77=77077

d) 300000:1000:10:10

300:10:10

30:10=3

Spor!