450
50 x 9 = 450
50x1=50 And just keep adding 50 50x2=100 50x3=150 50x4=200 50x5=250 50x6=300 50x7=350 50x8=400 50x9=450 50x10=500 50x11=550 50x12=600
50 degrees Fahrenheit is equal to approximately 10 degrees Celsius. The conversion from Fahrenheit to Celsius can be done by subtracting 32 from the Fahrenheit temperature, then multiplying by 5/9.