六年級(jí)數(shù)學(xué)上冊(cè)口算達(dá)標(biāo)檢測(cè)試題(六年級(jí)上冊(cè))一、口算÷ = 5÷1011 = ÷ = - =÷ = × = ÷ = 20÷ = 310 + = 0× = 89 ÷83 = + =5- = + = == 8× = = = = 3.5× = + == = - = =
- = ×18= =
1- = 1-( + )= ( — ) = 1-( ÷ )=
×7+ ×5= × + × = × - = = 二、把下面的比化成最簡(jiǎn)整數(shù)比: 2∶8= 0.2∶1.4= 36∶20= 0.9∶0.72=
∶ = ∶ = ∶0.25= 0.6∶ =
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