0
Anonymous
63/81 = 21/27 = 7/9
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-100/63 ÷ 10/81 = -90/7 or -126/7
63 ÷ 9 = 7 81 ÷ 9 = 9 Thus giving 7 over 9 as the simplest form
7/9 is.
one over nine
Nine 7x9=63 so 63/9=7 9x9=81 s0 81/9=9