👤
Bogdanbmx
a fost răspuns

completati egalitatile.
a 2m+6dm=?cm
3m+2cm=?cm
1dm+4cm=?mm
b 1m-1dm=?dm
3cm+5mm=?mm
9dm+7dm=?cm

Răspuns :

Solaris
a) 2m=200cm
 6dm=60cm
Deci avem de adunat 200+60=260cm
3m+2cm=300cm+2cm=302cm
1dm+4cm=100mm+40mm=140mm
b) 1m-1dm=10dm-1dm=9dm
3cm+5mm=30mm+5mm=35mm
9dm+7dm=90cm+70cm=160cm

Alte intrebari