40(+20) 60 (*2) 120 (-70) 50 (:5) 10
100 (*8) 800 (-300) 500 (+320) 820 (:2) 410
80 (:4) 20 (*6) 120 (+80) 200 (+800) 1000
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40(+20) 60 (*2) 120 (-70) 50 (:5) 10
100 (*8) 800 (-300) 500 (+320) 820 (:2) 410
80 (:4) 20 (*6) 120 (+80) 200 (+800) 1000