265+398=?,166+485=?,354+756=?
606-83=?,976-568=?,902-261=?
97+?=696,524+?=706,265+?=956
74*5=?,69*4=?,128*5=?
336/8=?,639/9=?,248/4=?
---
?-291=858-407,100+170+401+165=?
788-275=?+383,581+389+295-995=?
240+?+364=947,441+273-113-383=?
220+?-433=311,999-371-163-389=?
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