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3 cijfers X 3 cijfers met hulp [3]

3 cijfers X 3 cijfers met hulp [3]

 
2 2 2
2 6 2 ×
2 × 2 =
4
2 × 20 =
40
2 × 200 =
400
60 × 2 =
120
60 × 20 =
1200
60 × 200 =
12000
200 × 2 =
400
200 × 20 =
4000
200 × 200 =
+ 40000
58164