摆竖式计算下列各题420×5= 206×5= 234×6= 79÷4= 85÷8= 69÷3=
直接写出得数： ①= ②= ③= ④= ⑤= ⑥= ⑦= ⑧=
直接写得数．+=+=+=﹣=+= 0.4+=﹣=﹣=+=+=
直接写出得数．= 5﹣== 0.5×0.5÷5==﹣== 0.4×25﹣10==﹣= 1+==
直接写出得数：+=﹣= 0.2+1.8= 0.9﹣0.27= 1.9×4×0.5=﹣×=+++= 12.56÷3.14=
直接写出得数． 50×6= 90÷3=25×4= 36÷3= 54÷9= 4×600= 96÷4= 24×5= 102×7= 84÷6= 42×2= 72÷3= 150×0= 80×6= 69÷3= 250×4=====
= ②
= ③
= ④
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= ⑥
= ⑦
= ⑧
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﹣
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﹣
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﹣
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= 5﹣
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= 0.5×0.5÷5=
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﹣
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= 0.4×25﹣10=
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﹣
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﹣
﹣
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= 12.56÷3.14=
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