239+587=?,210+534=?,402+667=?
737-93=?,820-206=?,861-352=?
59+?=879,229+?=868,359+?=966
42*5=?,73*6=?,95*7=?
72/4=?,81/3=?,144/8=?
---
?-279=776-485,166+219+304+119=?
826-272=?+314,354+259+205-619=?
238+?+364=935,486+235-147-323=?
282+?-428=289,999-354-132-321=?
暑气时将薄