1. Zamien na m2;
400dm2
5000cm2
2 ha
7a
na ary :
300 m2
800dm2
45000cm2
18 ha
na hektary :
30000m2
2 km2
500000dm2
112a
Zadanie2.
Uzypelnij
1cm2= mm2
1dm2= cm2= mm2
1m2= dm2,cm2,mm2
1km= m2,dm2,cm2,mm2
1a= m2,dm2,cm2
1ha = a, m2,dm2
0,3 dm2 = mm2
42m2 = cm2
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1. Zamien na m2;
400dm2 = 400 : 100 = 4m2
5000cm2 = 5000 : 10000 = 0,5m2
2 ha = 2 * 100a = 200a = 200 * 100 = 20 000m2
7a = 7 * 100 = 700m2
na ary :
300 m2 = 300 : 100 = 3a
800dm2 = 800 : 100 = 8m2 = 8 : 100 = 0,08a
45000cm2 = 45 000 : 10000 = 4,5m2 = 4,5 : 100 = 0,045a
18 ha = 18 * 100 = 1 800a
na hektary :
30 000m2 = 30 000 : 100 = 300a = 300 : 100 = 3ha
2 km2 = 2 * 100 = 200ha
500 000dm2 = 500 000 : 100 = 5 000m2 = 5 000 : 100 = 50a = 50 : 100 = 0,5ha
112a = 112 : 100 = 1,12ha
Zadanie2.
Uzypelnij
1cm2= 100mm2
1dm2= 100cm2= 10 000mm2
1m2= 100dm2= 10 000cm2= 1 000 000mm2
1km2= 1 000 000m2 = 100 000 000 dm2 = 10 000 000 000cm2 = 1 000 000 000 000 mm2
1a= 100m2 = 10 000dm2= 1 000 000cm2
1ha = 100a = 10 000m2 = 1 000 000dm2
0,3 dm2 = 0,3 * 10 000 = 3 000mm2
42m2 = 42 * 10 000 = 420 000cm2
1.
400dm2 = 4m2
5000cm2 = 0,5m2
2 ha = 20 000m2
7a =700m2
300 m2 = = 3a
800dm2 == 0,08a
45000cm2 = = 0,045a
18 ha = 1 800a
30 000m2 = 3ha
2 km2 = 200ha
500 000dm2 = 0,5ha
112a = 1,12ha
2
1cm2= 100mm2
1dm2=10 000mm2
1m2= 1 000 000mm2
1km2= 1 000 000 000 000 mm2
1a= 1 000 000cm2
1ha = 1 000 000dm2
0,3 dm2 = 3 000mm2
42m2 = 420 000cm2