253+500=?,220+571=?,472+615=?
745-13=?,829-205=?,817-349=?
57+?=873,218+?=829,388+?=966
18*4=?,45*6=?,63*8=?
140/4=?,256/8=?,520/5=?
---
?-250=709-480,160+277+338+129=?
869-239=?+343,392+247+255-625=?
284+?+386=935,421+229-102-374=?
217+?-450=261,999-377-188-325=?
253+500=
220+571=
472+615=
745-13=
829-205=
817-349=
57+=873
218+=829
388+=966
-250=709-480
160+277+338+129=
869-239=+343
392+247+255-625=
284++386=935
421+229-102-374=
217+-450=261
999-377-188-325=
271+502=?,210+565=?,444+664=?
763-15=?,820-281=?,862-387=?
27+?=826,269+?=833,396+?=929
32*3=?,65*5=?,81*8=?
150/5=?,216/3=?,332/4=?
---
?-258=797-442,101+276+386+122=?
861-263=?+325,378+216+275-614=?
232+?+329=930,411+227-185-307=?
210+?-457=261,999-318-191-384=?
271+502=
210+565=
444+664=
763-15=
820-281=
862-387=
27+=826
269+=833
396+=929
-258=797-442
101+276+386+122=
861-263=+325
378+216+275-614=
232++329=930
411+227-185-307=
210+-457=261
999-318-191-384=