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3.Scrie operatii matematice respectand schemele date.

M=mii
S=sute
Z=zeci
U=unitati

SZU+SZU=M _____________

Z:U=Z ___________

Exemple: 572+428=1000; 40:4=10



Răspuns :

Răspuns:

SZU+SZU=M 970+500= 1470

Z:U=Z 9:8= 72