2. Complete:

a) 3. 102

+ 4.103

= _____________________ d) 8.102 : 4.103

b) 5.102

x 8.102 = _______________________________ e) 6.103

x 4.102

c) 4.102 + 5.103

= _____________________ f) 15.103 : 3.103​