问题 填空题
1
3
1
6
化成最简单整数比是______,比值是______,把1.2:75化成最简单的整数比是______,比值是______.
答案

(1)

1
3
1
6

=(

1
3
×6):(
1
6
×6),

=2:1;

1
3
1
6

=2:1,

=2÷1,

=2.

(2)1.2:75,

=(1.2×5):(75×5),

=6:375,

=(6÷3):(375÷3),

=2:125;

1.2:75,

=2:125,

=2÷125,

=

2
125

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