There are 1,500 literature and art books in Xiangyang Primary School, and 260 science and technology books are 2 times less than literature and art books. How many literature and art books are there in total?
向阳小学有文艺书1500本，科技书的本数比文艺书的2倍少260本，文艺书和科技书一共有多少本？
<gadget id="calculator">1_500 * 2</gadget>
<output>3_000</output>

<gadget id="calculator">3_000 - 260</gadget>
<output>2_740</output>

<gadget id="calculator">1_500 + 2_740</gadget>
<output>4_240</output>

<result>4_240</result>