Alguém pode me ajudar a fazer uma calculadora de Hora e Minutos?
Ex: 03:00-01:30 = 01:30
Obrigado
Can anyone help me make a Hour and Minute calculator?
Ex: 03: 00-01: 30 = 01:30
Thank you
The official language of the community is English.
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Please, use English in community, translated for now..
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Try read :
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Use duration block from clock component
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Thank you all. In my case I want to make a calculator to add and subtract hours and minutes.
Example: (Image from internet)
I need to make the app like this example.
Thank you all for the attention
I can make this app for you for a less price. PM me if interested.
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Good afternoon. Thank you very much for your attention. I got a formula to solve the hour and minute calculation.
If anyone has the same question, you can ask me that I will help.
Thank you. 
That sounds good.
Why not post the solution, then the need to chase you for it 
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hello friend could you help me with the formula to add hours .. I am very grateful
Could you help me how do I use that component? thank you ..