3⼀14×2⼀3+1⼀6等于多少简便方法计算?

2025-03-22 12:15:57
推荐回答(5个)
回答1:

3/14×2/3+1/6
=3x2/(14x3) +1/6
【第一项进行约分】
=1/7 +1/6
【通分】
=(6+7)/42
=13/42

回答2:

=2/14+1/6
=1/7+1/6
=13/42

回答3:

3/14*2/3+1/6
=1/7+1/6
=6/42+7/42
=13/42

回答4:

3/14×2/3+1/6
=3/3×2/14+1/6
=1/7+1/6
=6/42+7/42
=13/42

回答5:

3/14×2/3+1/6=1/7+1/6
=(6+7)/6×7=13/42