一张靶纸共有4圈，各是10环、8环、6环、3环．小明投中了两次，你能找出所有可能得到的环数吗？
直接写出得数．= = 1﹣= == = 1﹣= =
直接写出得数.﹣= 0.12+= 8﹣8= 1+2.1﹣1.25=2﹣= 1.2+= 1++= 3+0.25﹣3+0.25=
直接写出得数．= = = == = = =
直接写得数．+= 1﹣= ﹣= +=﹣= 25÷26= += 1﹣+=
直接写出答案 9.7﹣8= 3﹣0.5= 2+0.4=+= ﹣= 2.5﹣21+0.8= += 0.625+=1﹣1=
= 
= 1﹣
= 
=
= 
= 1﹣
= 
=
﹣
= 0.12+
= 8
﹣8= 1
+2.1﹣1.25=
= 1.2+
= 1+
+
= 3
= 
= 
= 
=
= 
= 
= 
=
+
= 1﹣
﹣
= 
+
=
﹣
= 25÷26= 
+
= 1﹣
+
=
+0.4=
+
= 
﹣
= 2.5﹣2
+0.8= 
+
= 0.625+
=
﹣1
粤公网安备 44130202000953号