Depends:
2 * 1/2 = 1
3 * 2/3 = 2
4 * 2/5 = 1.6
Easiest way is this:
4 * 2/5
4 * 2
1 * 5
8
3
Reduce to 1.6
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When any number is multiplied by its reciprocal, the product is ' 1 '.
It increases the value.
It decreases.
The number that can be multiplied by a fraction to get a result of 1 is the reciprocal of the fraction. Apart from zero, all real numbers have reciprocals.
it will equal whatever number you multiplied it by