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31km+45hm-700m=?dam (cu împărțire)



Răspuns :

31 km + 45 hm - 700 m = ? dam

31 × 100 = 3 100 dam; km > dam de 100 de ori

45 × 10 = 450 dam ; hm > dam de 10 ori

700 : 10 = 70 dam ; m < dam de 10 ori

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3 100 dam + 450 dam - 70 dam =3 480 dam

= 3 550 dam - 70 dam =

= 3 480 dam