Simplify 1 1 by 2 / 11 by 8 + 11 by 3 into 11 by 2 minus 3 by 4
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11÷ 2/11 =11×11/2 =121/2
121/2÷(8+11)=121/2÷19=121/2×1/19 =121/38
121/38÷3=121/38×1/3 =121/111
121/111×11/2 =1331/222
1331/222-3/4 =2662-333/444
=2329/444
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