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3 cijfers X 2 cijfers met hulp [1]

3 cijfers X 2 cijfers met hulp [1]

 
3 3 3
5 2 ×
2 × 3 = 6
2 × 30 = 6 0
2 × 300 = 6 0 0
50 × 3 =
150
50 × 30 =
1500
50 × 300 =
15000
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