直接写出得数.
5×60= 96÷3= 84÷2= 70﹣18= 900+500=
80÷4= 46÷2= 68+17= 71﹣24= 900+70=
1300﹣600= 1300﹣60= 300×7= 0×53= 201×4=
44÷4= 200×3= 3×271= 
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直接写出得数.
5×60= 96÷3= 84÷2= 70﹣18= 900+500=
80÷4= 46÷2= 68+17= 71﹣24= 900+70=
1300﹣600= 1300﹣60= 300×7= 0×53= 201×4=
44÷4= 200×3= 3×271= += ﹣=
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，第二天看了全书的
，两天一共看了全书的几分之几？还剩几分之几没有看？
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﹣0.2=
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