Question

vă rog frumos din toată​

Answer 1

1. 5km+4dam+3m=.............m

5km=5000 m

4 dam=40 m

=> 5000m+40m+3m=5043 m

2. 2m²+0,0003hm²-300dm²=............cm²

2m²=20 000cm²

0,0003hm²=30 000cm²

300dm²= 30 000cm²

=> 20 000+30 000+30 000(cm²)=80 000 cm²