19/20 + 2/5 = 19/20 + 8/20 = 17/20
15/25
The answer to 'what is twenty minutes past four?' Is 4:24 or if your wondering what is twenty five minutes past four minutes, well that would be 29 minutes just add twenty five and four.
you add five over 8 plus 4
18 5+18=23
In order to find the mean of numbers, add up all of the numbers and thn divide it by the number of numbers there are. Adding two, five and twelve equals nineteen. Then divide three into nineteen, and this gives you a mean of 6.33.
15% + 25% = 40%
4.75
If you add the number 5, 5 times, it is 5+5+5+5+5, which happens to equal 25
2
1 7/12 (one and seven-twelfths)
You can add 10 four times, or five eight times, or even two twenty times.
Same as today, but more than this- can add the extinct species of last twenty five centuries