(326) 131×93×21+58= (327) 105+8-133-36= (328) 122+97×150-78= (329) 133+42÷127×41= (330) 20÷54+58×26= (331) 20×53×137+95= (332) 42+57-66÷85= (333) 49÷12×175-25= (334) 196+61-41-76= (335) 71÷85-174+23= (336) 139÷3-44+77= (337) 155+64+34-82= (338) 16-31×178-51= (339) 38÷83÷74÷19= (340) 120-26÷40×70= (341) 180+52÷84-93= (342) 136÷30+173÷41= (343) 4÷74×170÷39= (344) 192÷67÷111÷30= (345) 156-78÷7÷85= (346) 111-73÷34×86= (347) 149÷37÷91×85= (348) 60×17÷13+70= (349) 15+97+185×37= (350) 198+26÷66+76= (351) 154-1÷170+12= (352) 130+15×2-59= (353) 187+11÷98-75= (354) 154÷5×76×54= (355) 1+41-38+20= (356) 110-53÷34÷11= (357) 4×73-128-79= (358) 34+75+169-9=
(359) 172×87×26÷64= (360) 5÷71÷166-90= (361) 98÷86-156÷77= (362) 195-52×153×80= (363) 46×19×165+47= (364) 121×60×154+15= (365) 199+5-164+46= (366) 94+1÷134÷61= (367) 106×62+186÷22= (368) 66-61÷54÷49= (369) 138-30+32+16= (370) 85+38×117÷91= (371) 133×95×121×91= (372) 144+64+22÷10= (373) 48×17÷141÷62= (374) 26-30÷9÷60= (375) 8+48÷101×11= (376) 162+10÷115÷60= (377) 159-67÷174÷16= (378) 74÷89×17÷10= (379) 112×96÷156÷80= (380) 27×88÷88-19= (381) 2÷34+111+53= (382) 83÷85×46-31= (383) 127÷70×20+54= (384) 145+42+199÷49= (385) 8÷22-34×3= (386) 10×31×102×62= (387) 34×47-122+36= (388) 21×60×3+67= (389) 110-81×123÷42= (390) 112-93+93×96= (391) 113-55÷194+78=
6
(392) 63×82×157-40= (393) 138÷19-60×1= (394) 145÷87-24-73= (395) 147÷72-67×85= (396) 176+2-16+81= (397) 23+85×27-56= (398) 166÷79÷1-83= (399) 17÷26÷73÷9= (400) 167÷57+38+58= (401) 197+84+104÷36= (402) 129×83÷31-68= (403) 103÷95-42×52= (404) 142×40×178÷85= (405) 191×69-74÷19= (406) 92×66÷20-17= (407) 87×9÷106÷69= (408) 108+90-93÷29= (409) 36×43-16+33= (410) 11-44×175+71= (411) 151×44×97-62= (412) 169-98-138-5= (413) 64÷58+112÷56= (414) 142÷81×1+22= (415) 175×29+144-84= (416) 134÷7÷171-77= (417) 105×19÷44+17= (418) 42÷94-104-9= (419) 141-41+81-40= (420) 107×4÷147+63= (421) 91-78÷193-92= (422) 166×49-192÷22= (423) 130×10÷37-81= (424) 96+32×123+27=
(425) 53×38×40×12= (426) 71-60×69÷4= (427) 123×13+45-11= (428) 6-80×54+86= (429) 123-53+166÷53= (430) 13×94+44×44= (431) 2-77-35-83= (432) 44+90-198×5= (433) 131-26÷52-44= (434) 148÷66×121×82= (435) 148-83+38+99= (436) 116+53×110×99= (437) 9÷9÷81-62= (438) 133÷41-7+12= (439) 41-57÷187×15= (440) 28+8+46×35= (441) 189-6÷132÷38= (442) 124÷36÷108+70= (443) 64÷78+112-32= (444) 87+46+164-28= (445) 200-70÷188+47= (446) 177-16-130÷50= (447) 98÷74×144+3= (448) 98×9÷118×42= (449) 76+5+129+18= (450) 48-96-81+91= (451) 123×23×115÷32= (452) 168×85×66÷95= (453) 146÷62÷138-30= (454) 194÷43+65÷85= (455) 22+52÷155+71= (456) 104×18+64÷52= (457) 43-46×94÷11=
7
(458) 171×71+90-71= (459) 174×41×97×25= (460) 11×96+67÷28= (461) 97÷9-179×37= (462) 35-47÷61÷41= (463) 62-17÷72-45= (464) 96-61+132×89= (465) 140÷55×75÷39= (466) 142+86÷185÷35= (467) 67-58×110÷35= (468) 65×4÷16×51= (469) 102-36-163+93= (470) 149÷54+168-43= (471) 70×93÷143×49= (472) 124+63+175+78= (473) 16×57-124÷30= (474) 12÷65×16+7= (475) 53×1×2÷88= (476) 179÷31-164+88= (477) 12+69-139×25= (478) 186+87+35×17= (479) 96-7÷18+9= (480) 37+48-40×45= (481) 122×77+90×8= (482) 30-35×33÷13= (483) 180-91+23÷11= (484) 5-5×160×65= (485) 77×33×157÷55= (486) 197÷73+114÷85= (487) 188+82×148-48= (488) 87÷42+179×14= (489) 108×40-23×96= (490) 46÷20+85÷76=
(491) 100+56+25+25= (492) 191×50÷55×8= (493) 146÷52-68÷10= (494) 32÷37+53+76= (495) 198×44+183×94= (496) 123-69-42÷11= (497) 24×71+173+22= (498) 111+43-24+24= (499) 62×21÷56+58= (500) 188÷91×98+39= (501) 71×51×120+13= (502) 140÷4-104÷13= (503) 175+17×173÷70= (504) 194÷55×78÷59= (505) 119÷95×190+10= (506) 74+33×99÷80= (507) 116÷10÷167×34= (508) 47+53÷139×86= (509) 99+56÷165×90= (510) 171-96-115+20= (511) 169-27+168×2= (512) 152×25+137×85= (513) 44÷37+125-83= (514) 186-12-159-70= (515) 113+48-7-77= (516) 16+61+29-72= (517) 83÷91-52×67= (518) 176÷42-137×24= (519) 30-99-17÷14= (520) 45+4+70÷14= (521) 48-23+27×70= (522) 96÷5-56+19= (523) 101÷60-27+14=
8
(524) 146×41+17+24= (525) 71+82-31×69= (526) 4+65×21+48= (527) 8+58+170+31= (528) 124+16÷126×69= (529) 182÷75×146-92= (530) 55+39-38+51= (531) 132-71+77×68= (532) 87÷17×154÷65= (533) 114÷54÷152×19= (534) 106×90+15÷19= (535) 154+28+79×78= (536) 40-85×156+77= (537) 96÷21÷132÷77= (538) 112+37+157×92= (539) 55-7+7÷65= (540) 89×14÷89+22= (541) 61×31-66÷44= (542) 131÷43+170×61= (543) 116×35-192-82= (544) 41÷40-9×63= (545) 40+85+35-48= (546) 117-25-61÷66= (547) 120×91×66+31= (548) 2×56÷73×18= (549) 163×38÷22÷67= (550) 129×48+136+98= (551) 146÷4÷160÷66= (552) 178+3÷136-51= (553) 63-91×106+31= (554) 121×28+1+99= (555) 177+50×105×89= (556) 76-69÷155×78=
(557) 70÷1+70×16= (558) 151-31-163÷58= (559) 93+59-32+55= (560) 101÷98÷186×66= (561) 16×67÷194-50= (562) 174+71×28÷16= (563) 77-9-173×66= (564) 161÷79+185+30= (565) 32×44÷60×13= (566) 46-16÷101+63= (567) 8×27×59×75= (568) 60÷53÷10-34= (569) 149+35÷149+32= (570) 125÷78+190+41= (571) 68-91-122-85= (572) 106÷11+14×94= (573) 98×92×42×84= (574) 65÷27+200÷40= (575) 139-31+91×50= (576) 105+91+56-78= (577) 111+21÷21÷99= (578) 24+76÷138+99= (579) 2-23×200+72= (580) 163+87÷92+1= (581) 119×71-66-55= (582) 57-91-110×12= (583) 138÷96-178+6= (584) 86÷39×177×26= (585) 153÷49+60+79= (586) 122-88+122+17= (587) 128÷29×57-53= (588) 181+36÷68÷70= (589) 145÷6÷183+50=
9
(590) 73×33×80×6= (591) 54×49+169×67= (592) 53×20+21+1= (593) 125×46÷117-95= (594) 68÷41-192×18= (595) 96×34-145÷51= (596) 9÷80+192-31= (597) 25÷21÷42×94= (598) 162+77-162+45= (599) 137-13+115+58= (600) 56-58-38×27= (601) 76×36×40×74= (602) 112×58-198-28= (603) 157×63-112-92= (604) 99÷45÷115÷6= (605) 10÷42×93÷13= (606) 175+49×5+56= (607) 37-14+66+6= (608) 144-81+79÷32= (609) 57+43-81÷39= (610) 105÷65×190+70= (611) 159-42×8×2= (612) 99-57-86-21= (613) 150÷92÷186-30= (614) 161÷72÷58+62= (615) 5-76×71÷33= (616) 169÷13+193×38= (617) 118×93-89+16= (618) 97+86×17+72= (619) 154×94×85-4= (620) 60×39+155+99= (621) 94-99-172÷72= (622) 170×73+173+90=
(623) 89-25÷181-66= (624) 180+77÷30÷72= (625) 109÷13+114+29= (626) 137-49-131+57= (627) 191×46-191×24= (628) 33×18+173×69= (629) 93-86×99-63= (630) 53×77÷198÷64= (631) 141-86-46+30= (632) 26×2-41×58= (633) 79×24-7×4= (634) 75+75÷181÷51= (635) 120+23+177×87= (636) 66÷18÷190÷54= (637) 197-78×19+29= (638) 59÷8-185+10= (639) 10÷84÷115+49= (640) 159+9-76×22= (641) 79÷53÷16+65= (642) 162-91÷16-78= (643) 192÷48-92×18= (644) 10×63-55-78= (645) 55×2+181×92= (646) 39+91×182-50= (647) 146+43÷39÷48= (648) 27-24×183×87= (649) 158×26×193÷39= (650) 47×23-88÷65= (651) 55+48-187÷42= (652) 115÷80÷18-67= (653) 119+79÷35÷81= (654) 42-51+40×13= (655) 199-89×68×53=
10
(656) 81×73÷15+81= (657) 167×66÷187+49= (658) 181÷93×45×35= (659) 161×47+112×84= (660) 31-93÷130×46= (661) 36-39+31-20= (662) 119÷15+9×21= (663) 20÷47-51-88= (664) 172×81÷19×27= (665) 156÷99+48÷21= (666) 13×30÷139÷13= (667) 159+69÷117+69= (668) 8×28-40+39= (669) 59-3×20+32= (670) 119÷5×140+1= (671) 58×42-40-79= (672) 148+73+48÷50= (673) 175×51-27×79= (674) 193÷55×18+25= (675) 99÷42+51÷22= (676) 96×8×199-73= (677) 36×97+51-43= (678) 92-47÷81-76= (679) 163-98÷82-51= (680) 60+73÷149-75= (681) 73+45÷172÷50= (682) 172÷95×133-95= (683) 31÷88÷165×68= (684) 145+59+56+71= (685) 18-48+173-78= (686) 89+67×83+72= (687) 185÷41+30+28= (688) 158÷7+174×28=
(689) 101÷8÷135-57= (690) 200-76-135÷49= (691) 5-34×109+32= (692) 5÷7÷61×59= (693) 55×78÷39×63= (694) 160+89×196+16= (695) 174×95-132÷35= (696) 92×99×173-33= (697) 109×63×165×26= (698) 125÷22-72+12= (699) 72×5×132+39= (700) 126-75+65÷62=
二、判断下面各题的对错，对的在括号内打√，错的打×，并改正。
（1）54÷18+41×3 =3+41×3 =44×3 =132 （ ） （2）16×5－80÷16 =80－80÷16 =0÷16 =0 （ ）
（3）640+360÷60+40 =1000÷100 =10 （ × ） （4）5×（825－115÷23） =5×（825－5） =4100
11