题目内容
36cm
+(24)cm=60cm36cm
+4cm=40cm40cm
+20cm=60cm
48cm
+____cm=80cm41cm
+____cm=90cm51cm
+____cm=90cm
答案:32;49;39
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像小胖那样算:
|
3 ×40=□ |
3 ×30=□ |
题目内容
36cm
+(24)cm=60cm36cm
+4cm=40cm40cm
+20cm=60cm
48cm
+____cm=80cm41cm
+____cm=90cm51cm
+____cm=90cm![]()
像小胖那样算:
|
3 ×40=□ |
3 ×30=□ |