三位数加减法计算题（下）
652-261=344-158=879+119=362+202=476+44=
118+503=891-456=61+401=151+198=672+72=
79+23=136+132=282-198=473+440=526-375=
515-444=655-563=906-892=995-819=806+183=
602-186=521-478=365+563=185+606=101+211=
807-127=242+534=663+114=592-261=895-320=
331+196=187+783=18+206=487-304=379+512=
116+350=758-37=83+108=861-788=574-78=
770-389=11+502=102-87=343+275=589-377=
865-380=515-22=844-404=883-776=744+254=
808-391=493+108=262+617=278-46=559-72=
14+751=339-138=560-307=233+266=288+541=
119+141=631+307=462+287=873-372=812-393=
718+44=975-818=599-486=99+393=461-364=
610-449=866-315=61+563=502+324=28+530= 469-17=512-364=525-360=764-157=569-234= 637-189=325+364=959-905=568+100=3+990= 258+226=652+230=744-240=623+96=67+506= 128+739=341-291=560+64=314+608=527-371= 873-444=907-35=543-106=18+323=475+0= 414+326=716+228=908-444=632-30=247+151= 995-46=147+803=465-465=71+524=951-639= 935-391=182+308=736-494=158+77=698-531= 923-435=919-446=240+197=784-418=291+671= 163+419=115+439=850+110=958-633=17+825= 154+95=678+36=714+209=430+180=311+176= 199-163=959-516=139+423=305-184=371+610= 645-346=605-62=797-436=870-868=40+740= 93+318=514+386=74+589=722+218=441+426=
486+210=740+62=461+64=304+336=427+406= 319+587=873+59=54+175=334+492=314+71= 44+115=319+438=360+303=807+97=345+476= 257+148=66+63=230+262=292+404=371+448= 418+372=17+89=59+333=88+202=385+15= 614+34=414+301=445+60=139+277=656+148= 767+6=272+56=170+379=233+759=134+392= 374+46=470+395=439+403=431+269=46+209= 37+224=119+734=266+40=161+437=210+239= 301+325=12+756=182+616=326+216=156+239= 245+129=303+500=657+97=183+485=235+111= 114+76=186+786=319+40=327+323=158+725= 127+575=433+374=215+59=409+445=27+782= 461+127=224+239=397+85=146+2=691+290= 5+40=35+40=28+580=88+368=495+189=
431+253=541+360=279+75=76+587=201+308=
77+317=471+417=657+242=262+297=375+241= 381+461=401+93=434+63=177+244=389+311= 379+161=266+205=855+56=577+61=247+274= 753-93=584-45=519-81=828-407=449-107=
771-12=517-289=799-520=440-356=998-169= 979-44=435-321=751-421=697-37=548-165= 970-125=812-772=82-58=359-181=991-417= 790-434=453-267=543-377=783-621=762-732= 932-315=902-532=857-341=755-371=735-526= 826-449=660-56=255-91=868-384=974-335= 878-430=783-586=590-249=292-111=453-294= 955-402=589-497=690-101=741-9=886-258= 798-357=554-172=250-18=579-328=742-256= 700-692=943-159=491-211=890-323=688-542= 542-199=649-99=443-73=948-290=521-260=
823-769=566-122=624-76=630-516=437-126=
360-69=931-921= 980-954=551-545=713-469=
528-55=730-564=545-436=975-16=447-264=
915-703=448-392=922-201=414-231=941-355=
873-364=896-55=79-75=250-52=688-449=
972-688=877-141=978-75=980-231=987-60=
958-874=707-302=933-272=879-561=530-31=
1000-552=764-617=409-157=801-717=863-383= 425-298-90=772-511-185=933-363-442=945-286-109= 979-302-83=489-140-207=866-172-3=742-265-121= 988-61-5=944-531-331=654-546-105=950-223-129= 361-93-19=803-260-35=961-321-374=997-70-247= 952-252-623=478-66-193=967-109-592=886-712-14= 443-44-8=999-6-796=629-62-170=887-567-256=
749-84-395=873-114-471=851-455-189=856-666-188=
