运算定律与简便计算练习题.pdf

运算定律与简便计算练习题用简便算法计算下面各题。2214+638+286〔181+2564〕+719158+262+13812×2525×24138×25×4(13×125)×(3×8)(12+80)×50704×2525×32×12532×(25+125)88×125102×7658×98178×101－17884×36+64×8475×99+7583×102－83×298×199178×99+17879×42+79×587300÷25÷48100÷4÷7516800÷10030100÷210032000÷40049700÷70031×870+130×31378+527+73167+289+33427+58-2758+39+42+61123+86-23867+234+133+166287+135+123+165285+633+115+67427-89+73438+34+162367+278-267+123258+232-158+168258+143-158+157742+129+158+171136+57-3635+13+65+87239+233-139+67199+124+201+176368+139-168+2611/11218+39+61218+138-38286-23-77218+523-23136-29-61336-45-55272-36-64318+52+48318+544-44372-23-7718+333-33772-56-44786-38-48418+143-43236-66-34686-29-61636-47-53886-43-57618+147-47172-65-35101×3539×42+39689-546-5482×99+82125×25×3228×10282+114+18+586144×90-85×14425×3299×3238×10132×99+32125×3225×46101×5699×261022－478－422987－〔287＋135〕478－256－144672－36－642000－368－1321814－378－42289×99＋89155＋264＋36＋4425×〔20＋4〕88×225＋225×12698－291－9568－〔68＋178〕561－19＋58382＋165＋35－82155＋256＋45－98236+189+64759-126-25925×79×4569-256-44216+89+1157×125×82/11318+155-55518+88+12118+123-23318+41+59576+〔187+24〕576+〔187-76〕843-〔543-179〕347+〔153-129〕947+〔372-447〕771-〔89+71〕576-〔76+59〕576-272-〔89+72〕756-375+〔187+25〕476+246+〔153-146〕546+976-〔71+76〕337-576-〔176+72〕136-198780-101418+198236-98686-197636-299336-299619+1023/11171-102318+198518+103118+99四年级下册整数和小数的简便运算练习题128+175÷5154＋720÷60-123100÷【225-〔74＋26〕】〔750-65×11〕×70【200-〔95+60〕】×80〔231-154〕×〔78-50〕101×3539×42+39×58689-546-54125+98-12582×99+826400÷25÷4125×25×324.65+3.78+5.3528×1024/1182+114+18+586144×90-85×14425×3211000÷8÷12599×32〔320-136〕×8-1524.7+2.82+3.3+5.1838×10146.72-22.27-23.735.48-2.46+4.5213.56+〔10-2.32〕100.46-〔78.46+12.5〕7.98-6.45+5.4322.53-〔13.53+7.22〕5.02+6.45+4.9838×10132×99+3220×【262-〔120-35〕】〔28+32〕×〔120÷5〕5/11四年级数学下册简便运算练习题125×3225×46101×5699×261022－478－422987－〔287＋135〕478－256－144672－36－6436＋64－36＋64487－287－139－61500－257－34－1432000－368－1321814－378－42289×99＋89155＋264＋36＋4425×〔20＋4〕88×225＋225×12698－291－9568－〔68＋178〕561－19＋58382＋