Terug

3 cijfers X 3 cijfers met hulp [2]

3 cijfers X 3 cijfers met hulp [2]

 
8 7 3
7 8 8 ×
8 × 3 = 2 4
8 × 70 = 5 6 0
8 × 800 = 6 4 0 0
80 × 3 =
240
80 × 70 =
5600
80 × 800 =
64000
700 × 3 =
2100
700 × 70 =
49000
700 × 800 =
+ 560000
687924