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exectitiul 1 dau coroana nu faceti direct

Exectitiul 1 Dau Coroana Nu Faceti Direct class=

Răspuns :

a)0,15-1,2+6,25:2,5=0,15-1,2+2,5=1,45
b)17,57-0,2·3+1,44:1,2=17,57-0,6+1,2=18,17
c)3.5 +10³·(0,3)³-79,8:4,2=3,5+1000·0,027-19=3,5+27-19=11,5
d) 48:0,2+3,2²:1,6-4,3·0,1=48:0,2+10,24:1,6-4,3·0,1=240+6,4-0,43=5,97