试题 试卷
题型:填空题 题类: 难易度:普通
【举一反三 同步精巧讲精炼】人教版四年级上册检测题(一)
1×9=9,12×9=108,123×9=1107,1234×9=
①9999×1=9999 ②9999×2=19998 ③9999×3=29997
④9999×4=39996⑤9999×5={#blank#}1{#/blank#} ⑥9999×6={#blank#}2{#/blank#}
0.8+0.88=1.68
0.8+0.88+0.888=2.568
0.8+0.88+0.888+0.8888=3.4568
0.8+0.88+0.888+0.8888+0.88888={#blank#}1{#/blank#}
0.8+0.88+0.888+0.8888+0.88888+0.888888={#blank#}2{#/blank#}
4.52+6.7-2.7
4.52+(6.7-2.7)
5.26+(3.74-0.68)
5.26+3.74-0.68
6.6×6.7=44.22
66.6×66.7=4442.22
666.6×666.7=444422.22
66.666×66.667={#blank#}1{#/blank#}
666.666×666.667={#blank#}2{#/blank#}
6.666666×6666.667={#blank#}3{#/blank#}
2.88÷9=0.32
3.798÷9=0.422
4.6998÷9=0.5222
5.59998÷9={#blank#}1{#/blank#}
{#blank#}2{#/blank#}÷9=0.8222222
19=1×9+(1+9),29=2×9+(2+9),39=3×9+(3+9),1289={#blank#}1{#/blank#},{#blank#}2{#/blank#}=n×9+(n+9)。
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