Answer:
1=1.1 x 10^3 - 4.9 x 10^2
2=1.1 x 10^3 -10/10 x 4.9 x 10^2
3=1.1 x 10^3 -0.49 x 10^3
4= (1.1 -0.49) x 10^3
5=0.61 x 10^3
6=10/10 x 0.61 x 10^3
7= 6.1 x 10^2
Explanation:
I Got it all correct i would put a picure but i cant login on my phone but it is all correect.