简便运算,①7.63×5.4+2.37×5.4-12.5×5.35×0.8 ②11×22+0.22×3300+330×4.4急————————

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 02:19:23
简便运算,①7.63×5.4+2.37×5.4-12.5×5.35×0.8 ②11×22+0.22×3300+330×4.4急————————

简便运算,①7.63×5.4+2.37×5.4-12.5×5.35×0.8 ②11×22+0.22×3300+330×4.4急————————
简便运算,①7.63×5.4+2.37×5.4-12.5×5.35×0.8 ②11×22+0.22×3300+330×4.4
急————————

简便运算,①7.63×5.4+2.37×5.4-12.5×5.35×0.8 ②11×22+0.22×3300+330×4.4急————————
①7.63×5.4+2.37×5.4-12.5×5.35×0.8
(7.63+2.37)5.4-53.5=0.5
②11×22+0.22×3300+330×4.4
242+726+1452=2420