Question

DAU COROANA !
Completati egalitatile.
a ) 2 m + 6 dm = ? cm
3 m + 2 cm = ? cm
1 dm + 4 cm = ? mm


b ) 1 m - 1 dm = ? dm
9 dm + 7 dm = ? dm
3 cm + 5 mm = ? mm


c ) 2 m - 2 cm = ? cm
3 cm - 6 mm = ? mm
5 cm - 5 mm = ? mm

Answer 1

a)2 m=20 dm
20 dm+6 dm=26 dm=260 cm
3m=300 cm
300 cm+2 cm=302 cm
1 dm=10 cm
10 cm+4 cm=14 cm=140mm
 
b)1 m=10 dm
10 dm-1 dm=9 dm
9 dm+7 dm=16 dm
3 cm=30 mm
30 mm+5 mm=35 mm

c)2 m=200 cm
200 cm-2 cm=198 cm
3 cm=30 mm
30 mm-6 mm=24 mm
5 cm=50 mm
50 mm-5 mm=45 mm