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3 cijfers X 2 cijfers met hulp [1]

3 cijfers X 2 cijfers met hulp [1]

 
2 5 8
3 2 ×
2 × 8 = 1 6
2 × 50 = 1 0 0
2 × 200 = 4 0 0
30 × 8 =
240
30 × 50 =
1500
30 × 200 =
6000
8256