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3 cijfers X 2 cijfers met hulp [1]

3 cijfers X 2 cijfers met hulp [1]

 
5 8 7
7 6 ×
6 × 7 = 4 2
6 × 80 = 4 8 0
6 × 500 = 3 0 0 0
70 × 7 =
490
70 × 80 =
5600
70 × 500 =
35000
44612