Zamień na jednostki :
20 q = ...... kg
6 min = .......s
3 h = ..........s
720 s =........h
180 min = ......h
2 l = ......... cm³
2 dm ³= ........l
18 hl = .......... l
35 dm ³ = ........ cm ³
8 m ³ = .......cm³
37 l = ........ m³
800 cm³ = ........dm ³
42 m ²= ..........cm ²
7 dm ² = ........cm ²
30 ha = ............. m ²
3 a = ......... m²
29 m ² = .......... cm²
3000 cm 2 = ............ m²
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1) 20g=20:1000kg=0,02kg
2) 6min=6*60s=360s
3) 3h=3*3600s=10800s
4) 720s=720:3600h=0,2h
5) 180min=180:60h=3h
6) 2l=2dm³=2*1000cm³=2000cm³
7) 2dm³=2l
8) 18hl=18*100l=1800l
9) 35dm³=35*1000cm³=35000cm³
10) 8m³=8*1000000cm³=8000000cm³=8*10⁶cm³
11) 37l=37dm³=37:1000m³=0,037m³
12) 800cm³=800:1000dm³=0,8dm³
13) 42m²=42*10000=420000cm²=4,2*10⁵cm²
14) 7dm²=7*100cm²=700cm²
15) 30ha=30*100a=3000a=3000*100m²=300000m²=3*10⁵m²
16) 3a=3*100m²=300m²
17) 29m²=29*10000cm²=290000cm²=2,9*10⁵cm²
18) 3000cm²=3000:10000m²=0,3m²
Kilka przeliczników:
1kg=1000g
1g=1/1000kg
1h=3600s
1h=50min
1s=1/3600h
1min=1/60h
1s=1/60min
1s=1/3600h
1l=1dm³
1dm³=1000cm³
1cm³=1/1000dm³
1m³=1000dm³
1dm³=1/1000m³
1hl=100l
1ha=100a=10000m²
1a=1/100ha
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