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Mharju7461
a fost răspuns

Calculati: 4km+200m-3hm-45 000cm+17dam+200 000mm-38 000dm=?dam Vei obtine: a) 2dam b) 22dam c)283 224 dam

Răspuns :

Cocirmariadenis
4 km + 200 m - 3 hm - 45 000 cm + 17 dam + 200 000 mm - 38 000 dm=?dam
= 400 dam + 20 dam - 30 dam - 45 dam + 17 dam + 20 dam - 380 dam =
= 420 dam - 30 dam - 45 dam + 17 dam + 20 dam - 380 dam =
= 390 dam - 45 dam + 17 dam + 20 dam - 380 dam =
= 345 dam + 17 dam + 20 dam - 380 dam =
= 382 dam - 380 dam = 
= 2 dam 

Raspuns:  a ) 2 dam 

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