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5hm+500cm         300sm-2mm=         50dam+?hm=1km        7dm+50mm=?cm       6dm+? cm=1m calculeaza

Răspuns :

Miky93
5hm= 500m
500cm= 5m
500+5=505m

300dm=30m
2mm=0,02m
30-0,02=29,98m

500dam=5km
5-1=4km

7dm=70cm
50mm=5cm
70+5=75cm

6dm=0,6m
1-0,6=0,4m
0,4m=40cm

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