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Example: 8 x 3 - 3 =

8 x 3 = 24

24 - 3 = 21

120 ÷ 12 = 10

10 x 10 = 100

100 + 200 = 300

300 ÷ 25 = 12

300 รท 6 = 50

50 + 25 = 75

75 x 2 = 150

150 - 40 = 110

The answer is: 21

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