问题
解答题
10个126和126个10一样大.______.(判断对错)
答案
10个126就是126×10,126个10就是10×126,
根据乘法交换律,126×10=10×126,
因此,10个126和126个10一样大.
故答案为:√.
10个126和126个10一样大.______.(判断对错)
10个126就是126×10,126个10就是10×126,
根据乘法交换律,126×10=10×126,
因此,10个126和126个10一样大.
故答案为:√.