retour
-
$1+\dfrac{20}{100} = 1+0,2 = 1,2$;
-
$1+\dfrac 1 {100} = 1+0,01 = 1,01$;
-
$1-\dfrac{60}{100} = 1-0,6 = 0,4$;
-
$1-\dfrac{9}{100} = 1 - 0,09 = 0,91$;
-
$1+\dfrac{0,5}{100} = 1+0,005 = 1,005$;
-
$1-\dfrac{0,02}{100} = 1 - 0,0002 = 0,9998$;
-
$1+\dfrac{200}{100} = 1+2 = 3$;
-
$1-\dfrac{99}{100} = 1 - 0,99 = 0,01$.
retour