Question

Transforma in unitatile de masura indicate: 3 km=...m=...cm;
a)2300dm=....m=.....dam
72hm=...m=....mm
230 000 cm = ....dam=....hm
b)30 m si 5 dam =.....dam
97 km si 6 dam =.....m
800 mm si 9 cm=....cm
42 000 dm si 120 m= .....dam
Dau coroana

Answer 1

a.3km=3000m=300.000cm

2300dm=230m=23dam

72hm=7200m=7.200.000mm

230.000cm=230dam=23hm

b.30m + 5dam=3dam+5dam=8dam

97km+6dam=97.000m+60m=97.060m

800mm+9cm=80cm+9cm=89cm

42.000dm+120m=420dam+12dam=432dam