Training Contract省了多少?

Day 1,842, 01:02 Published in China China by n10n

全Q4 TG後第一次買TRAINING CONTRACT,
一次過付了53G..戶口在滴血 /_\
以下是簽約後可節省的G,
供大家參考一下: (有錯請指出)

建議:
[全TG]及 [Free+0.89+1.79]買90%off Contract,
[Free+ 0.19+ 1.79] 買50%off Contract
[Free+ 0.19+ 0.89]不要簽約


90%off Contract (53G)
全TG: 30日共節省24.49G
簽約前- (0.19+0.89+1.79)x30 = 86.1G
簽約後- [(0.19+0.89+1.79)x0.1]x30+53G = 61.61G

Free + 0.89+ 1.79: 30日共節省19.36G
簽約前- (0.89+1.79)x30 = 80.4G
簽約後- [(0.89+1.79)x0.1]x30+53G = 61.04G

Free+ 0.19+1.79: 30日共節省0.46G
簽約前- (0.19+1.79)x30 = 59.4G
簽約後- [(0.19+1.79)x0.1]x30+53G = 58.94G

Free+ 0.19+ 0.89: 30日共貴了23.84G
簽約前- (0.19+0.89)x30 = 32.4G
簽約後- [(0.19+0.89)x0.1]x30+53G = 56.24G

50%off Contract (25G)
全TG: 30日共節省18.05G
簽約前- (0.19+0.89+1.79)x30 = 86.1G
簽約後- [(0.19+0.89+1.79)x0.5]x30+25G = 68.05G

Free + 0.89+1.79: 30日共節省15.2G
簽約前- (0.89+1.79)x30 = 80.4G
簽約後- [(0.89+1.79)x0.5]x30+25G = 65.2G

Free+ 0.19+1.79: 30日共節省4.7G
簽約前- (0.19+1.79)x30 = 59.4G
簽約後- [(0.19+1.79)x0.5]x30+25G =54.7G

Free+ 0.19+0.89: 30日共貴了8.8G
簽約前- (0.19+0.89)x30 = 32.4G
簽約後- [(0.19+0.89)x0.5]x30+25G = 41.2G