Answer :
you would solve the problem like this :
1. 10 x 10 x 10 x10 = 10,000
2. so then multiply it by seven like this :
10,000
x 7
70,000
so the awnser would be 70,000
1. 10 x 10 x 10 x10 = 10,000
2. so then multiply it by seven like this :
10,000
x 7
70,000
so the awnser would be 70,000