a) 20 × 4 = .....................

70 × 2 = .....................

b) 60 : 3 = .....................

150 : 5 = .....................

800 × 3 = .....................

6 000 × 9 = .....................

800 : 8 = .....................

6 300 : 7 = .....................

a) 20 × 4 = 80

70 × 2 = 140

b) 60 : 3 = 20

150 : 5 = 30

800 × 3 = 2 400

6 000 × 9 = 54 000

800 : 8 = 100

6 300 : 7 = 900