Question

+17000 mm - 15 m = ........ dm; 24 dam - 150 m = ......... dam.
Dau coroana​

Answer 1

Răspuns:

Explicație pas cu pas:

+17000 mm - 15 m = ........ dm;

170 dm - 150 dm = 20 dm

24 dam - 150 m = ......... dam.

24 dam - 15 dam = 9 dam

______________

La problema din poza:

10 dm + 15 m + 5 m + 10000 mm + 2500 cm + 12 m + 15 m

= 1 m + 15 m + 5 m + 10 m + 25 m + 12 m + 15 m

= 83 m

Answer 2

Răspuns:

R

Explicație pas cu pas:

10000mm=10m

2500cm=25m

12m

15m

10dm=1m

15m

5m

perimetrul=10+25+12+15+1+15+5=

35+27+21=83m

+17000 mm - 15 m = 170dm-150 dm=20dm

24 dam - 150 m = 24dam-15dam=9dam