38×54+38×46=
25×125×32 = 27×28+27×2 = (40+8)×125 =
573+428+27 = 35×101 = 44×25 =
98×7676×98 (45+67)×2345×(67×23)
38×2×538×10 101×676700-67
2.38+0.77+2.62
①0.25×6.4×1.25
②(9.8-4.6)÷0.13×2.5
③5.6×2.9-5.6+8.1×5.6
④27.08×10.1
⑤10.7-2.9×0.2÷0.58
⑥101÷[(100.1-99.09)×10]
+
)×7
-(
+0.55)+0.45
÷[(
-
)×
]
+
-
)
÷[(
-
)×
]
① 
② 
③8888×58-4444×16+44
④150-120÷1.4×0.84
⑤ 
⑥ 
①
×
+2
②
-
× 
③
×34+
×16
④
+
× 
⑤(
+
)×36
⑥
×
× 
×
+
×
÷8-
×
÷
÷
-
)×(
+
)