1⼀3x1⼀3÷1⼀3加2⼀3x2⼀3÷2⼀3等于几?

2025-06-29 08:26:05
推荐回答(2个)
回答1:

1/3x1/3÷1/3+2/3x2/3÷2/3
=1/3x1+2/3x1
=1

回答2:

1/3x1/3÷1/3 + 2/3x2/3÷2/3
= 1/3x(1/3÷1/3) + 2/3x(2/3÷2/3)
= 1/3x1 + 2/3x1
=1/3+2/3
= 1