运算 (19 12:57:52)
3个回答
1+(1/4)·(9/4)-0.5-0.1
=1+9/16-0.6
=7/16-0.6
=70/160-96/160
=-26/160
=-13/80
相关问题
CO2 (16 19:52:57)
简便运算;19乘以39又57分之55,
(53+47+43+57+54+59+55+55+57+16+52+41+86+57+24+53+57+52+69+52
(53+47+43+57+54+59+55+55+57+16+52+41+86+57+24+53+57+52+69+52
英语 英语 (12 19:52:17)
5,6,12,19,32,52,__,__,224
简便运算:(51×11×19)÷(57×77×17)
找规律3,4,7,12,19()()52
找规律 7,12,19,28,39,52
57/101-57怎样简便运算,