A bag of caramel cookies has 20 cookies inside and a box of cookies has 4 bags in total. How many calories are inside the box if each cookie is 20 calories?
If 1 bag has 20 cookies and a box has 4 bags, then in total there are 20*4=
<gadget id="calculator">20*4</gadget>
<output>80</output>
80 cookies inside the box.
If 1 cookie has 20 calories and there are 80 cookies in the box, then the box has in total 20*80=
<gadget id="calculator">20*80</gadget>
<output>1_600</output>
1600 calories.

<result>1_600</result>