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(5 - 3) x 2 3 x 2
5 x 2 - 3 x 2 6
10 - 6 6
4 6
4 < 6
16 + 4 (2 + 2) x 5
20 2 x 5 + 2 x 5
20 10 + 10
20 20
20 = 20
25 - 18 (10 - 9) x 7
7 10 x 7 - 9 x 7
7 70 - 63
7 7
7 = 7
(7 + 3) x 9 8 x 5 + 40
(7 + 3) x 9 8 x 5 + 40
7 x 9 + 3 x 9 40 + 40
63 + 27 80
90 80
90 > 80
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