口算
134﹣18= 1.01﹣0.98= 
×
= 1.5×4=
7.45+8.55= 
+
×8= 2÷0.25+1.1= 
×6÷×6=
5.76﹣（2.76+0.8）= 108×
﹣10= 0.125×17×8= 0.43=
口算
134﹣18= 1.01﹣0.98= ×= 1.5×4=
7.45+8.55= +×8= 2÷0.25+1.1= ×6÷×6=
5.76﹣（2.76+0.8）= 108×﹣10= 0.125×17×8= 0.43=
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