21
40
70
7
If you change an addend from 19 to 20, you are making an increase of 1 in the sum. This change will result in a larger total when you add the two numbers together. Essentially, you are altering the value of one of the components in the addition, which directly affects the overall result.
360
21
70
40
1, 1, 331.1, 1.1, 32.8 1.01, 1.01, 3.98
7
We will convert this problem into twelfths. One and two thirds is equal to 20/12. Two and one quarter is equal to 27/12. If we subtract the latter from the former, we get negative 7/12.
How about: 32+20 = 52
70
-3/20.
- 20
To convert from Kelvin to Celsius, you need to subtract 273.15. So, 20 Kelvin is equal to approximately -253.15 degrees Celsius.
28