foxy
Use 3 steps
(A) add 40
(B) multiply by 5/9
(C) take away 40
Thus 65 + 40 = 105
x 5/9 = 525/9 = 58 3/9
take away 40
58 2/3 - 40 = 18 2/3 or 18.67 deg C
The same steps going backwards do deg C to deg F
15
25
98 deg F = 36.66... deg C.
It is not. 72 deg F is 22.22... deg C. Normal room temperature, for scientific purposes, is 20 deg C which is 68 deg F.
1300 deg C = 2372 deg F
65°c = 149°f 65°f = 18.33°c
65 deg F = 18.33.. deg C.
25
250 deg C = 482 deg F.250 deg C = 482 deg F.250 deg C = 482 deg F.250 deg C = 482 deg F.
110 deg C = 230 deg F.110 deg C = 230 deg F.110 deg C = 230 deg F.110 deg C = 230 deg F.
-14 deg C = -6.8 deg F
70.7 deg F = 20.5 deg C70.7 deg F = 20.5 deg C70.7 deg F = 20.5 deg C70.7 deg F = 20.5 deg C
425 deg F = 491.48 deg C Not so! 425 deg F = 218.33 deg C
5.5 deg C = 41.9 deg F
-28 deg C = -18.4 deg F
400 deg F = 204.44.. deg C
60 deg F = 15.5... deg C 70 deg F = 21.1... deg C
-50 deg C = -58 deg F