很简单的简算1.5/17÷3/2+1/3÷1/32.[2.4+(29/2-13/4÷0.26)]×16/113.(53/6-10.5×4/5)÷13/34.21/5÷[4.8+3/8×(3.85-9/4)]

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/16 08:37:40

很简单的简算1.5/17÷3/2+1/3÷1/32.[2.4+(29/2-13/4÷0.26)]×16/113.(53/6-10.5×4/5)÷13/34.21/5÷[4.8+3/8×(3.85-9/4)]
很简单的简算
1.5/17÷3/2+1/3÷1/3
2.[2.4+(29/2-13/4÷0.26)]×16/11
3.(53/6-10.5×4/5)÷13/3
4.21/5÷[4.8+3/8×(3.85-9/4)]

很简单的简算1.5/17÷3/2+1/3÷1/32.[2.4+(29/2-13/4÷0.26)]×16/113.(53/6-10.5×4/5)÷13/34.21/5÷[4.8+3/8×(3.85-9/4)]
1.=5/17*2/3+1=10/51+1=1又10/51
2.=(2.4+(29/2-13/4*100/26))*16/11
=(2.4+(14.5-12.5))*16/11
=4.4*16/11
=4*16/10
=6.4
3.=(53/6-2.1*4)*3/13
=53/26-8.4*3/13
=53/26-4.2*3/26
=40.4/26
=1又36/65
4.=21/5/(4.8+3/8*16/10)
=21/5/5.4
=21/5*(54/10)
=22.68