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3 cijfers X 3 cijfers met hulp [2]

3 cijfers X 3 cijfers met hulp [2]

 
6 5 6
5 1 1 ×
1 × 6 = 6
1 × 50 = 5 0
1 × 600 = 6 0 0
10 × 6 =
60
10 × 50 =
500
10 × 600 =
6000
500 × 6 =
3000
500 × 50 =
25000
500 × 600 =
+ 300000
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