21
Chat with our AI personalities
If you subtract -49 from something it is the same as adding +49 to it. This means that -28 - -49 = +21.
Expressed as a proper fraction in its simplest form, by dividing the numerator and denomintor by 7, 28/49 is equal to 4/7 or four sevenths.
The factors of 28 are 1, 2, 4, 7, 14, and 28 because these numbers can be multiplied together to equal 28. The factors of 49 are 1, 7, and 49 because these numbers can be multiplied together to equal 49. Factors are numbers that can divide a given number without leaving a remainder.
Four sevenths of 49 is (49÷7)×4 and the answer is 28
28
49