一个两位小数，去掉小数点，得到的新数比原数多247.5，原来的两位小数是 。
÷8= 1÷0.01=×6=÷= 1÷=+=﹣=÷=+=×=
直接写得数．========
直接写得数 6÷=+=×8=﹣=×=÷=+=÷= 14×= 1÷60%=
1÷÷=8 ．
直接写出得数．÷2= 6×===== 0÷==
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÷8= 1÷0.01=
×6=
÷
= 1÷
=
+
=
﹣
=
÷
=
+
=
×
=
=
=
=
=
=
=
=
=
=
﹣
=
×
=
=
+
=
÷
= 14×
= 1÷60%=
÷
=8 ．
÷2= 6×
=
=
=
=
=
=
=