题文
怎样简便就怎样算.
4.27÷0.7×1.3 18.9﹣18.9÷1.4 0.25×408
0.25×1.25×16 0.4×99+0.4 12.5×1.7+8.3×12.5.
怎样简便就怎样算.
4.27÷0.7×1.3 18.9﹣18.9÷1.4 0.25×408
0.25×1.25×16 0.4×99+0.4 12.5×1.7+8.3×12.5.
试题篮
()