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MAUDMARINE

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h. 9/10 : (- 3) = 9/10 x (- 1/3) = - 9/30 = (3 x - 3) / (3 x 10) = - 3/10

i. - 4/45 : 16/15 = - 4/45 x 15/16 = - 60/720 = (60 x - 1) / (60 x 12) = - 1/12

j. - 5/6 : (- 15/18) = - 5/6 x (- 18/15) = 90/90 = 1.

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