Shelly has ten $10 bills and four fewer $5 bills. How much money does Shelly have in all?
Shelly's ten $10 bills amount to 10 x $10 = $
<gadget id="calculator">10*10</gadget>
<output>100</output>
100.
She has 10 - 4 = 
<gadget id="calculator">10-4</gadget>
<output>6</output>
6 $5 bills.
The 6 $5 bills amount to 6 x $5 = $
<gadget id="calculator">6*5</gadget>
<output>30</output>
30.
Thus, Shelly has $100 + $30 = $
<gadget id="calculator">100+30</gadget>
<output>130</output>
130 in all.

<result>130</result>