Aunt Wang uses 25 beads to wear a bracelet, and 8 beads are three times less than the beads used to wear a necklace. How many beads are needed to wear a necklace?
王阿姨穿一条手链用了25颗珠子，穿一条项链用的珠子比手链用珠子的3倍少8颗，穿一条项链需要多少颗珠子？
<gadget id="calculator">25 * 3</gadget>
<output>75</output>

<gadget id="calculator">75 - 8</gadget>
<output>67</output>

<result>67</result>