(13+22)+(40-30) = 35+10 = 45
(13+22)+(25-5) = 35+20 = 55
(13+22)+(50-30) = 35+20 = 55
(33+4)+(40-30) = 37+10 = 47
(33+4)+(25-5)= 37+20 = 57
(33+4)+(50-30) = 37+20=57
(17+12)+(40-30) = 29+10 = 39
(17+12)+(25-5)= 29+ 20 = 49
(17+12)+(50-30) = 29+ 20 = 49
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(13+22)-(40-30) = 35-10 = 25
(13+22)-(25-5) = 35-20 = 15
(13+22)-(50-30) = 35-20 = 15
(33+4)-(40-30) = 37-10 = 27
(33+4)-(25-5)= 37-20 = 17
(33+4)-(50-30) = 37-20=17
(17+12)-(40-30) = 29-10 = 19
(17+12)-(25-5)= 29-20 = 9
(17+12)-(50-30) = 29-20 = 9