千以内的混合运算,1100道

(39) 2x(549+131)(40) (758-324)x7(41) (432-64)x4=(42) (794-528)m7(43) 9x(168+480)(44) (857-819)x8(45) 6x(932-471)(46) 4x(711-697)(47) (202-62)x3=(48) 4x(342+495)(49) 3x(352-59)=(50) (682-504)x6(51) 7x(986-664)(52) 7x(664+986)(53) (94+2)m8=(54) (178+472)m5(55) (719-191)m2(56) (899-56)m3=(57) (253+472)m5(58) (674+755)x2(59) (897-147)m5(60) 2x(570+891)(61) 2x(219+938)(62) 2x(891-570)(63) 9x(996-543)(64) 5x(886+905)(65) (366-267)x7(66) (148+248)m9(67) (894-791)x7(68) (972-384)x6(69) (200+381)x9(70) 8x(819+857)(71) 8x(435+426)(72) (51+334)m7=(73) (655-193)x6(74) 4x(200+581)(75) (26+46)m9=(76) (154-92)x9=(77) 7x(267+366)(78) (836-804)m8(79) (581-200)x4(80) (878-228)m5(81) (840-98)m7=(82) (317+187)m6(83) (81+11)m2=(84) (351-9)m9=—1—(1)(938-2)m8=(2) (964-349)m5=⑶5x(941+732)=(4) (477+261)m6=(5) (193-119)x3=(6) (732+941)x5=(7) (903+761)x7=(8) 7x(813+544)=(9) (515+172)x3=(10) 3x(768-758)=(11) (530+2)m7=(12) (166+117)x4=(13) (11+514)m7=(14) 9x(342+324)=(15) (848-147)x7=(16) 4x(434-139)=(17) 9x(459+579)=(18) (986-278)x6=(19) (594+159)m3=(20) 5x(794+976)=(21) (638-204)m2=(22) (673-57)m8=(23) (806-664)m2=(24) (193+119)x3=(25) (112+326)m6=(26) (340+124)m8=(27) 8x(979-924)=(28) 3x(515-172)=(29) (361+297)x5=(30) (233-56)x9=(31) (351-274)x3=(32) (979-924)x8=(33) (671+377)x3=(34) (848-309)x4=(35) (63+159)m3=(36) 8x(536-172)=(37) 5x(669-596)=(38) (438+432)m3=(39) (676+816)x4=(40) (861-780)m3=(41) 2x(886-670)=(42) (25+11)m3=(43) (985-115)m6=(44) (543-195)m3=(45) 5x(977-518)=(46) (147+848)x7=(47) 2x(46-28)=(48) (335-116)x4=(49) (499-447)x6=(50) (483-233)m5=(51) 3x(671-377)=(52) (979-14)m5=(53) 3x(799-59)=(54) (324+342)x9=(55) (250-82)m6=(56) (741-562)x7=(57) (883+977)x8=(58) 9x(342-324)=(59) (46+342)m4=(60) (963-51)m2=(61) 3x(237+860)=(62) (754+134)x7=(63) 2x(521-118)=(64) (995-27)m4=(65) 3x(736+776)=(66) (396+552)m2=(67) (731-267)m8=(68) 7x(761+903)=(69) (994+807)x6=(70)...