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AndreeDM
a fost răspuns

Calculeaza si completează: 8 m + ? m = 1 dam, 30 m + ? m = 1 hm ,700 m + ? = 1 km , 7 hm + 30 hm = ? m , 9 dam + 3 dam = ? m , 20 hm + 1 hm = ? m , 460 m + ? m = 100 dam, 250 m + ? m = 10 hm , 400 m + ? m = 1 km , 30 cm + 4 dm = ? mm ,15 dm - 95 cm = ? cm , 1900 dm - 4780 cm = ? dm.

Răspuns :

Mhermel2
8m+2m=1 dam
30 m+70 m = 1hm
700 m+ 300m=1 km
7 hm+30hm= 3700 m
9 dam+ 3 dam= 120 m
20 hm +1 hm =2100 m
460 m+540m= 100 dam
250 m+ 750 m= 10 hm
400 m+ 600 m= 1 km
30 cm+4 dm=700 mm
15 dm-95cm =55 cm
1900 dm-4780 cm=1422 dm

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