21.25*8简便计算球答案QAQ

来源:学生作业帮助网 编辑:作业帮 时间:2024/08/08 07:05:47
21.25*8简便计算球答案QAQ
x)3232ղxɾ/-|n Ny#1&H8B;m!-#247/.H̳mh~@$~O'D- mdUf@5M=<F@=h@@p99Y{/}9}=  n

21.25*8简便计算球答案QAQ
21.25*8简便计算
球答案QAQ

21.25*8简便计算球答案QAQ
21.25*8
=21.25*4*2
=85*2
=170

21.25*8
=(20+1.25)*8
=20*8+1.25*8
=160+10
=170

21.25×8
=20×8+1.25×8
=160+10
=170
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21.25*8
=21.25*4*2
=85*2
=170 。