school organizes fifth-grade students to perform group gymnastics. If every 10 people stand in a row and every 14 people stand in a row, how many people are there in the fifth grade?
某校组织五年级学生进行团体操表演，如果每10人站成一排正好站齐，每14人站成一排也正好站齐，五年级至少有多少人？
<gadget id="calculator">2 * 5 * 7</gadget>
<output>70</output>

<result>70</result>