36+?=63,25+?=88,88+?=169
?-32=64,?-46=88,?-19=175
99-?=41,145-?=54,199-?=137
39+61=?,43+78=?,119+130=?
3*7=?,5*5=?,8*9=?
---
?-14=167-99,27+37+47+57=?
98-17=?+28,25+36+42-101=?
52+?+53=159,84+28-48-55=?
45+?-89=35,200-38-88-58=?
黄河入海流