The living expenses of Xiaofang's family in May were 1,800 yuan, which was 1/4 higher than that in April. How much was the living expenses in April?
小芳家五月份生活支出1800元，比四月份增加(1/4)，四月份生活支出多少元？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">1_800 / (5/4)</gadget>
<output>1_440</output>

<result>1_440</result>