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3 cijfers X 2 cijfers met hulp [2]

3 cijfers X 2 cijfers met hulp [2]

 
2 6 5
4 8 ×
8 × 5 =
40
8 × 60 =
480
8 × 200 =
1600
40 × 5 =
200
40 × 60 =
2400
40 × 200 =
+ 8000
12720