With the continuous improvement of the quality of Chongqing Second Foreign Language School, the number of students enrolled in the school has been increasing year by year. Last year, the number of students in the first and second grades of junior high school was 1780. It is known that the number of students in the first grade of junior high school (2/3) is 230 less than the number of students in the second grade of junior high school. What was the number of first-year junior high school students in Chongqing Second Foreign Language School last year?
随着重庆二外办学质量的不断提升，学校招生人数逐年攀升，去年初一、初二学生人数是1780人，已知初一学生人数的(2/3)比初二学生人数少230人，问去年重庆二外初一学生人数是多少？
<gadget id="calculator">1_780 + 230</gadget>
<output>2_010</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 + (2/3)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">2_010 / (5/3)</gadget>
<output>1_206</output>

<result>1_206</result>