It is an equivalent fraction
17. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
The solidus
1/2
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There is no special name. The fraction of sunlight which is reflected will be different from the fraction of other light. The reflectivity of a surface varies with the wavelength of the incident light.
Isotopes are elements that have the same number of protons (atomic number) but different numbers of neutrons, resulting in different mass numbers. For example, Carbon-12 and Carbon-14 are isotopes of carbon.
As a fraction, with whole numbers for the numerator and the denominator. In other words, as the "ratio" of two integers - hence the name.
The names of inverse operations depend on the operations, not on whether they are applied to fractions or other kinds of numbers.
The name of a fraction with a larger number on top is called an improper fraction.
Unit fraction
the answer is the addition fraction answer