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3 cijfers X 2 cijfers met hulp [1]

3 cijfers X 2 cijfers met hulp [1]

 
4 3 6
5 8 ×
8 × 6 = 4 8
8 × 30 = 2 4 0
8 × 400 = 3 2 0 0
50 × 6 =
300
50 × 30 =
1500
50 × 400 =
20000
25288