Big boxes contain 7 dolls each. Small boxes contain 4 dolls each. There are 5 big boxes and 9 small boxes. How many dolls are there in total?
There are 7*5=
<gadget id="calculator">7*5</gadget>
<output>35</output>
35 dolls in the big boxes.
There are 4*9=
<gadget id="calculator">4*9</gadget>
<output>36</output>
36 dolls in the small boxes.
There are 35+36=
<gadget id="calculator">35+36</gadget>
<output>71</output>
71 dolls altogether.

<result>71</result>