100 * 200 = 20000
50 * 100 = 5000
200 : 10 = 20
nhớ k nha, mik lm đúng rồi
100 x 200 = 20000
50 x 100 = 5000
200 : 10 = 20
100x200=20000 ;50x100=5000 ;200;10=20
100 x 200 = 20000
50 x 100 = 5000
200 : 10 = 20
100 x 200 = 20.000
50 x 10 = 500
200 : 10 = 20