小学数学计算练习题提升计算能力四年级下学期口算练习题21每周一练

小学数学计算练习四年级下学期口算练习2023/02/10班级：姓名：情况：25.5×83.8＝22×5.6＝58.5÷4.5＝81.5×26.5＝4.5×48.5＝26.5×70.5＝48.5×92.5＝70.6×14.4＝91.4＋36.4＝14.4＋58.4＝37.4＋81.4＝59.4＋4.4＝81.4＋26.5＝4.5＋48.5＝26.5＋70.3＝48.3＋92.3＝70.3＋15.3＝92.3＋37.3＝16.4＋60.4＝38.4＋82.4＝60.4＋5.4＝82.4＋27.4＝5.2＋49.2＝26.5×68.7＝46÷2＝24.1＋68.9＝46.9＋90.9＝69.9＋14.9＝91.9＋36.9＝14.9＋58.9＝36＋80＝58＋3＝80＋25＝3.8＋47.8＝25.8＋69.8＝48.8＋92.8＝70.9＋15.9＝49.5÷5.5＝71.5－27.5＝93.5－49.5＝71.6－16.6＝93.6－39.6＝61.6－17.6＝83.4－39.6＝61.4－6.4＝83.4－28.5＝5.5×49.5＝27.5×71.5＝49.5×93.5＝72.5×17.5＝94.5×39.3＝17.4×61.4＝39.4×83.4＝61.4×6.4＝83.4×28.4＝6.4×50.4＝28.4×72.4＝51.5×95.5＝73.3×18.3＝95.3×40.3＝18.3×62.3＝40.3×84.3＝62.3×7.4＝83.4＋28.4＝6.4＋50.4＝51.2×73.2＝51.2＋95.2＝73.2＋18.2＝95.3＋40.3＝18.3＋62.3＝40.3＋84.3＝62.3＋7.3＝84.1＋29.1＝8.1＋52.1＝30.2＋74.2＝52.2＋96.2＝74.2＋19.2＝96.2＋41.2＝19.2＋63.2＝41＋85.1＝48÷4＝26×70＝49×93＝71×16＝93×38.8＝16.9×60.9＝38.9×82.9＝60.9×5.9＝82.9×27.9＝47.2－4.2＝17.9＋50＝5＋49＝27.8＋71.8＝49.8＋93.8＝71.8＋16.8＝93.8＋38.8＝16.9＋60.9＝38.9＋82.9＝61.9＋6.9＝83.7＋28.7＝6.7＋50.7＝28.7＋72.7＝50.8＋94.8＝72.8＋17.8＝94.8＋39.8＝17.8＋62.8＝40.6＋84.6＝62.6＋7.6＝12.8＋61.7＝64.4÷9.2＝85.3×30.3＝8.3×52.3＝30.3×75.3＝53.3×97.3＝75.3×20.3＝97.4×42.4＝20.4×64.2＝42.2×86.2＝64.2×9.2＝86.2×31.2＝10.2×54.2＝32.3×76.3＝54.3×98.3＝76.3×21.3＝98.1×43.1＝21.1×65.1＝43.1×87.1＝93.1×43.2＝10.2＋54.2＝32.2＋76.2＝54＋98＝76.1＋21.1＝98.1＋43.1＝21.1＋65.1＝43.1＋87.1＝66.1＋11.1＝88.1＋33.1＝11＋55＝33＋77＝55＋99＝77＋22＝99＋44＝