Xiao Hua has been reading a book for 3 days, with an average of 46 pages per day. It is known that there are 28 pages left after reading it for 3 days. How many pages are there in this book?
小华看一本书，已经看了3天，平均每天看46页．已知看了3天后还剩下28页，这本书一共有多少页？
<gadget id="calculator">46 * 3</gadget>
<output>138</output>

<gadget id="calculator">138 + 28</gadget>
<output>166</output>

<result>166</result>