| 479+321= | 4-0.78= | 8÷0.01= | 8×37.5%= | ( + )×12= |
÷( + )= | 1- × = | 1.25×0.16×8= | × ÷ × = | ×4+4× = |
| 479+321=800 | 4-0.78=3.22 | 8÷0.01=800 | 8×37.5%=3 | ( + )×12=11 |
÷( + )=![]() | 1- × =![]() | 1.25×0.16×8=1.6 | × ÷ × =![]() | ×4+4× =4![]() |
,
,1.6,
,4
.分析:根据整数、小数、分数四则运算法则进行计算即可.
点评:考查了整数、小数、分数的四则运算,运用运算定律进行简算.
+
)×12=
÷(
×
=
×
÷