能简算就简算 36%÷9/10-0.36×8/936×25%+0.25×40

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/27 01:59:22
能简算就简算36%÷9/10-0.36×8/936×25%+0.25×40能简算就简算36%÷9/10-0.36×8/936×25%+0.25×40能简算就简算36%÷9/10-0.36×8/936×

能简算就简算 36%÷9/10-0.36×8/936×25%+0.25×40
能简算就简算 36%÷9/10-0.36×8/9
36×25%+0.25×40

能简算就简算 36%÷9/10-0.36×8/936×25%+0.25×40
36%÷9/10-0.36×8/9
=36%×10/9-0.36×8/9
=0.36×(10/9-8/9)
=0.36×2/9
=0.08
36×25%+0.25×40
=(36+40)÷4
=76÷4
=19