0.4+ = = = =
= = =
24×5=
91+199=
7.8+2.2=
5.3﹣2.7=
9÷0.1=
2.5×0.4=
+0.25=
× =
8.1÷0.03= +3= ×= ﹣=
×= 134﹣18= ×0÷3= 7.45+8.55=
= 2.4×5= = 0.32=
×
0.375× ×0.98.
, , , , , , ……如果按照这样的规律写下去,越来越接近。
× ×
×13 ×4