Question

How to round a float to N decimals in C

Answer 1

#include <stdio.h>

int main(void) {
    float number = 82.79521;

    printf("%.2f", number);

    return 0;
}




/*
run:

82.80

*/

 

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Answer 2

#include <stdio.h>

int main(void) {
    float number = 82.73521;

    printf("%.2f", number);

    return 0;
}




/*
run:

82.74

*/

 

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Answer 3

#include <stdio.h>

int main(void) {
    float number = 82.73165;

    printf("%.2f", number);

    return 0;
}




/*
run:

82.73

*/

 

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