Question

1/2h=30min

1/100t=10kg

5/6min=50s

1/6doby=4h

1/4tuzina=3

3/100a=3m2

2/3h=40min

1/2min=30s

7/50kg=14dag

3,4m=75cm

1/20dm=5mm

1/5m=20cm

Obliczenia do tych działań.

Answer 1

1/2h=1/2*1h=1/2*60 min=30min1/100t=1/100*1t=1/100*1000 kg=10kg

5/6min= 5/6*1 min=5/6 *60 s=50s

1/6doby=1/6 *1 doba=1/6*24 h=4h

1/4tuzina=1/4 *1 tuzin=1/4*12 sztuk=3

3/100a=3/100 *1 a=3/100*100 m²=3m²

2/3h=2/3* 1h=2/3 *60 min=40min

1/2min=1/2*1 min=1/2*60s=30s

7/50kg=7/50*1kg=7/50*100 dag=14dag

3/4m=3/4*1m=3/4*100cm=75cm

1/20dm=1/20* 1dm=1/20*100 mm=5mm

1/5m=1/5*1m=1/5*100cm=20cm 

Answer 2

Po kolei:

1/2h=1/2*1h=1/2*60 min=30min1/100t=1/100*1t=1/100*1000 kg=10kg

5/6min= 5/6*1 min=5/6 *60 s=50s

1/6doby=1/6 *1 doba=1/6*24 h=4h

1/4tuzina=1/4 *1 tuzin=1/4*12 sztuk=3

3/100a=3/100 *1 a=3/100*100 m²=3m²

2/3h=2/3* 1h=2/3 *60 min=40min

1/2min=1/2*1 min=1/2*60s=30s

7/50kg=7/50*1kg=7/50*100 dag=14dag

3/4m=3/4*1m=3/4*100cm=75cm

1/20dm=1/20* 1dm=1/20*100 mm=5mm

1/5m=1/5*1m=1/5*100cm=20cm