The number A is (7/8), and the sum of the number A and the number B is 1. What is the reciprocal of the difference between the numbers A and B? (Column comprehensive formula solution)
甲数是(7/8)，与乙数的和是1，甲、乙两数差的倒数是多少？(列综合算式解答)
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">1 - (7/8)</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(7/8) - (1/8)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / (3/4)</gadget>
<output>4/3 = around 1.333333</output>

<result>4/3 = around 1.333333</result>