Tony puts $1,000 in a savings account for 1 year. It earns 20% interest. He then takes out half the money to buy a new TV. The next year, the remaining money earns 15% interest. How much is now in the account?
After one year he earns $200 in interest because 1,000 x .2 = 
<gadget id="calculator">1000*.2</gadget>
<output>200</output>
200.
After one year it has $1,200 in the account because 1,000 + 200 = 
<gadget id="calculator">1000+200</gadget>
<output>1_200</output>
1,200.
He takes out $600 because 1,200 / 2 = 
<gadget id="calculator">1200/2</gadget>
<output>600</output>
600.
After this it has $600 in it because 1,200 - 600 = 
<gadget id="calculator">1200-600</gadget>
<output>600</output>
600.
She earns $90 in interest because 600 x .15 = 
<gadget id="calculator">600*.15</gadget>
<output>90</output>
90.
The account now has $690 because 600 + 90 = 
<gadget id="calculator">600+90</gadget>
<output>690</output>
690.

<result>690</result>