No. The value in the hundreds place represents 500, whereas the value in the tens place represents 50. The value in the hundreds place is 10 times as great as the value in the tens place.
20,000,000+400,000+80,000+4,000+100+60+3
The answer is -420 (negative four-hundred and twenty)
Since the scale factor is 0.5, it means that you have to divide in half each side.
x= 7/2= 3.5
y= 12/2= 6
z= 6/2= 3.25