根据线段图编一道应用题并解答．
一个数的是，这个数是多少？
÷= ÷12= ÷= 1÷=5÷= ÷21= ÷= ÷=÷= ÷= ×= ﹣=
= 4÷= = ÷2=×= 100÷= 88÷= 4×=
直接写得数．5÷20%= 1﹣80%= 2.5%×40= 0.8÷1%=
直接写得数．×= ÷= ÷4=1÷= 0.25÷0375= 28÷=÷= 9÷= 12÷=0÷×=
是
，这个数是多少？
÷
= 
÷12= 
÷
= 1÷
=
= 
÷21= 
÷
= 
÷
=
÷
= 
÷
= 
×
= 
﹣
=
= 4÷
= 
= 
÷2=
×
= 100÷
= 88÷
= 4×
=
1﹣80%= 2.5%×40= 0.8÷1%=
×
= 
÷
÷4=
= 0.25÷0375= 28÷
=
÷
= 9÷
= 12÷
=
×
=
粤公网安备 44130202000953号