Compare the size of - 119 / 120 and - 120 / 121 by rational division

Compare the size of - 119 / 120 and - 120 / 121 by rational division

(-119/120)÷(-120/121)
=119/120*121/120
=(120-1)*(120+1)/120*120
=(120^2-1)/120^2
=1-1/14400
=14399/14400<1
So - 119 / 120 > - 120 / 121
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