440+306=?,277+432=?,458+786=?
761-78=?,966-663=?,955-100=?
63+?=830,201+?=769,312+?=915
46*7=?,9*82=?,527*4=?
405/3=?,816/8=?,564/6=?
---
?-288=866-484,148+171+413+183=?
754-217=?+361,576+365+235-922=?
238+?+309=916,409+445-254-318=?
298+?-503=487,999-232-197-475=?
发烧要休息