250+577=
249+570=
439+627=
740-22=
895-234=
887-306=
35+=830
205+=871
378+=904
25×8=
46×5=
82×3=
450÷9=
365÷5=
860÷2=

-290=755-449
190+294+338+106=
821-256=+303
324+283+217-674=
250++322=965
449+207-175-377=
252+-448=227
999-384-163-358=

242+564=
284+575=
495+615=
792-80=
868-252=
880-365=
74+=820
240+=800
302+=934
32×9=
84×6=
52×4=
434÷7=
306÷6=
903÷3=

-208=750-438
196+210+303+118=
818-243=+343
372+222+213-601=
282++381=991
481+262-100-352=
214+-496=256
999-370-120-317=