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3 cijfers X 2 cijfers met hulp [2]

3 cijfers X 2 cijfers met hulp [2]

 
1 7 2
1 8 ×
8 × 2 =
16
8 × 70 =
560
8 × 100 =
800
10 × 2 =
20
10 × 70 =
700
10 × 100 =
+ 1000
3096