小学数学口算练习题

69-(39-23)=99+D25-24U=16+77-26=18-36+27=87-27+16=30+(23-29)=73-23-4=93-(39-23)=71-D25-24D=99-46+32=65-39+26=99+99-56=56+94-26=94-29+96=30-(23-29)=93-23+94=33-(39-23)=99-D25-24D=99-96+32=69-39+26=99+99-96=99-36+29=99-29+96=30+23+29=23+23+94=93-(39-23)=99-D99-29D=55-46+22=65-28+26=58+18-56=56+54-26=99-46-32=65-39-26=99-99+56=56-94-26=59-36-29=94-29-96=93-23-94=33-(39-23)=99-D25-24D=30-(29-23)=99-96-32=69-39-26=99-99+96=96-99-26=99-36-29=99-29-96=23-23-94=93-(39-23)=99-D99-29D=55-46-22=65-25-26=55-15+56=55-26-25=54-25-16=52+22-54=65-(25-22)=93+23+94=56+74-26=84-27+16=4+27-1677-76+32=61-38+26=79+19-16=55-D25-24D=20-(25-22)=61-25-26=55-15-16=16+55-26=55-25-16=52-22-4=52-(25-22)=51-D25-24D=20-(25-22)=65-25-26=55-55+56=56-54+26=55-26-25=54+25-56=52-22-54=22-(25-22)=55-D25-24D=20+22-25=55-5-22=65-25-26=55-55+56=56-55+26=55-26-25=55-25-56=22-22-54=52-(25-22)=55T55-25D=77-46-30=63-35-26=79-19-36=36-7-26=35-6-27=54-27-16=93-23-9=69-(39-23)=99-D26-24D=30-(29-23)=61-35-26=79-19-16=16-7+26=57-27-16=73-23-4=93-(39-23)=71-D29-24D=99-D24-23D=63-39-16=99-9-36=36-94-26=94-29-6=93-23-9=33-(39-23)=99-96+32=69-39-26=99-99+96=96-9-26=99-29-9=30-(29-23)=99-D99-29D=93-(39-23)=33-6-22=63-25-26=35-15-16=36-14-16=35-26+23=54-23-16=23-4-16=20-(25-22)=52-22+54=65-(25-22)=55-D33-24U=31 勺 24-23D=33-]36-22D61-25-26=35-15-16=16+33-26=15-26-23=53-23-16=32-22-4=52-(25-22)=55-26-22=63-25-26=55-25-16=36-14-16=35-26-25=54+25-56=20-(22-25)=55-D2524D=52-22-24=22-(25-22)=57-56+22=65-25-26=55-15+56=56-D55-26D=55-26-25=55-25-56=20-(25-22)=55-D55-25D=22-22+54=52-(25-22)=77-46-72=65-75-26=75-25-56=56-74-26=55-76-27=54-27-26=4-27-26=55-]25-24D=57-27-54=65-(75-27)=77-76-72=62-75-26=75-25-26=26-77-26=25-76-27=57-27-26=70-(27-25)=72-D25-24D=77-27-4=57-(75-27)=55-46-72=65-75-26=55-55-56=56-54-26=55-76-25=54-25-56=70-(27-25)=55-D25-24D=57-27-54=77-(75-27)=55-56-72=65-75-26=55-55-56=56-55-26=55-76-25=55-25-56=70-(27-25)=55-Q55-25D=27-27-54=D33-24U=31 勺 24-23D=33-]36-22D61-25-2657-(75-27)=55-46-22=65-25-26=160...