小学六年级数学口算,递等式计算各100道有吗?急~~~
问题描述:
小学六年级数学口算,递等式计算各100道有吗?急~~~
答
450-450÷18×15
3÷2.5+0.45×4.8
4.2÷[2.5-0.4×(2 .8 -1.05)]
205×4.4
15 -5.375-4
886%×2 +8.86×6.5+8.86
3000-450×14÷18
〔(8 —4.625)÷(2.4+1 )〕×50%
25.5×(0.32÷0.4)+8.6
6.8×4.5÷(3.2 - 2.95)
(13.68 - 8.4×1.05) ÷0.36
2.8×6.5÷(5.2- 4.95)
21.6×(1.46÷0.2 - 6.7)
45.55-(6.82+15.55)34.52-17.87-12.23 6.43-(1.4-0.57)
23.75-8.64-3.4617.83-9.5-7.83-0.55.38+88.2-2.38+1.8
27.38-5.34+2.62-4.6621.63-(8.5+9.63)7.5-2.45+7.5+2.45
0.9+0.99+0.9995.09-(0.09+1.23)9.36-(4.36-3.5)