Answer:
9 1/2 ÷20
9/1 +1/2 ÷20 ( convert to an improper frqction)
18/2 + 1/2 ÷20 ( Multiply 9/1 by 2/2)
19/2 ÷20 ( add 18/2 and 1/2)
19/2 ×1/20 (dividing by 20 is the same as multiplying by 1/20)
19/40
0.475
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