Well, honey, a rational number is any number that can be expressed as a fraction, where the numerator and denominator are both integers. So, if you can write 15 over 4 as a fraction (15/4), then yes, it's a rational number. Don't stress, math can be a real pain in the behind sometimes, but this one's a no-brainer.
Expressed as a proper fraction in its simplest form, by dividing the numerator and denominator by 4, 4/16 is equal to 1/4 or one quarter.
3/4 is equal to 0.75 in decimal form.
There is only one number that is equal to 15, and that is 15.
2/3 is equal to 4/6, so 2/3 is greater than 1/6.
Expressed as a decimal, 15/4 is equal to 3.75.
4/5
45/48 is a fraction. It simplifies to 15/16
Expressed as a proper fraction in its simplest form, 4/15 + 5/12 = 41/60. Expressed as a decimal, this is equal to 0.683 recurring (that is, 0.683333...)
Expressed as a proper fraction in its simplest form, 3/4 - 11/15 = 1/60 or one sixtieth. Expressed as a decimal fraction, this is equal to 0.016 recurring (that is, 0.016666...)
Expressed as a top-heavy fraction in its simplest form, 375 percent is equal to 15/4 or fifteen over four.
Expressed as a proper fraction in its simplest form, by dividing the numerator and denominator by 15, 15/60 is equal to 1/4 or one quarter.
Since the numbers 15 and 4 share no common positive integer factors other than 1, the improper fraction 15/4 is already expressed (as an improper fraction) in its simplest form. Expressed as a mixed number, it is equal to 3 3/4 or three and three quarters.
4/7
3/4 is not equal to it.
-19
1.25