三位数加减法练习题

810-466=445-277=356+626=865-578=445+385=验算验算验算验算验算1000-455=345+543=957-679=531+975=987-799=验算验算验算验算验算342-274=258+553=445+369=468-389=457+368=验算验算验算验算验算597+324=385+247=978-199=467+333=258-168=验算验算验算验算验算275+345=300-110=170+244=520-155=369+470=验算验算验算验算验算1000-333=246+357=270-144=356+543=820-278=验算验算验算验算验算285+369=700-264=378-197=485+522=474-179=验算验算验算验算验算468-357=569-367=358+531=785-436=579-436=验算验算验算验算验算368-233=258+648=467-358=258-138=653+259=验算验算验算验算验算844+932=199+398=801+60=814+551=75+505=验算验算验算验算验算665+1000=729+808=306+812=28+911=263+206=验算验算验算验算:验算459+86=473+577=733+530=139+312=323+291=验算:验算验算验算验算964+103=686+936=921+231=302+355=195+676=验算验算验算验算验算519+171=216+612=160+248=515+449=118+377=验算验算验算验算验算797-338=716-316=983-327825-332=548-430=二验算验算验算验算验算898-584=830-54=979-605=897-727=750-253=验算验算验算验算验算577-545=641-353=940-456=979-488=680-502=验算验算验算验算验算911-75=876-648=599-481=834-776=569-366=验算验算验算验算验算975-883637-631=659-567=783-460865+868=二二验算验算验算验算验算968+825=387+833=644+64=190-107=787-182=验算:验算:验算:验算:验算894-862=958-669=765-246=804-396二996-819=298-291=977-253=896-231=960-39=537-309=537+385=310+534=861+146=558+321=502+957=857+423=脱式计算569-366+247801+60-78199+398+456481+21-420844+932-22675+505-320306+812-562814+551-450729+80-233644+64+123665+1000-133263+206+352797-338-27428+911-78310+534-368825-332+368537+385-230983-327+368898-584+123716-316-274783-460+368897-727+123548-430+368979-605-274577-545+368830-54+368659-567-274979-488+143750-253+368940-456+368911-75-274641-353+123637-631+143834-776+247680-502+368599-481+368894-862+368876-648+123975-883+143958-669-199。