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3 cijfers X 3 cijfers met hulp [3]

3 cijfers X 3 cijfers met hulp [3]

 
1 5 0
3 6 5 ×
5 × 0 =
0
5 × 50 =
250
5 × 100 =
500
60 × 0 =
0
60 × 50 =
3000
60 × 100 =
6000
300 × 0 =
0
300 × 50 =
15000
300 × 100 =
+ 30000
54750