俺儿子6岁时也会两位数加减法.俺没教他.公立小学也没教.他是在AFTER-SCHOOL学校学的.
俺没推他.AFTER-SCHOOL学校教了,他就学会了.
不过加减法早晚都会,不用着急.
俺儿子6岁时也会两位数加减法.俺没教他.公立小学也没教.他是在AFTER-SCHOOL学校学的.
俺没推他.AFTER-SCHOOL学校教了,他就学会了.
不过加减法早晚都会,不用着急.
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