Ligninger
Procent
Regnehistorier
Negative tal
Positionssystemet
100
3+x=8
What is 5?
100
50% af 50 kr
What is 25 kr?
200
x-12=44
What is x=56?
200
75% af 100 kr
What is 75 kr?
300
x+23=49
What is x=26?
300
10% af 249 kr
What is 24,9 kr?
400
x-16=37
What is x=53?
400
20% af 300 kr
What is 60 kr?
500
-11+x=-1
What is x=10?
500
80% af 110 kr
What is 88 kr?
M
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