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3 cijfers X 3 cijfers met hulp [3]

3 cijfers X 3 cijfers met hulp [3]

 
1 6 3
3 5 9 ×
9 × 3 =
27
9 × 60 =
540
9 × 100 =
900
50 × 3 =
150
50 × 60 =
3000
50 × 100 =
5000
300 × 3 =
900
300 × 60 =
18000
300 × 100 =
+ 30000
58517