Question

1.Exprimati in metri: 5 dm 24 dm ; 17m 39cm ; 15 m si jumatate

2.Utilizati o singura unitate de masura pt. a exprima : a.3,15 m + 23cm + 8mm b. 12,321km + 17,679 hm + 309 m ; c.0,01m + 0,09dm + 0,001 km

3. 1 + 2/3 + 3/4 - 7/12

Answer 1

1. 5 dm=0,5m

24 dm=2,4 m

17 m =17 m

39 cm =0, 39 m.

15, 5 m =15,5 m

2. 3,15+0,23+0,008= 3,388m

12321+1767,9 +309 =14397, 9m

0,01+0,009+1=1,019 m