4t ESO/4.01 NOMBRES/4.01.2 Aproximació i error 4.01.2.55 Error relatiu 1. Arrodoneix als centèsims les quantitats següents.
2. Calcula l'error absolut(s'escriu amb tants decimals com la quantitat).
3. Calcula l'error relatiu (arrodonit als cent mil·lèsims)
Posa punt en lloc de coma

Quantitat	Arrodoniment	Error absolut	Error relatiu
#a_1	{#1}	{#2}	{#3}
#a_2	{#4}	{#5}	{#6}
#a_3	{#7}	{#8}	{#9}
#a_4	{#10}	{#11}	{#12}

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xmlns="http://www.w3.org/1998/Math/MathML"><mn>0.00077664</mn></math></output></command></group><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"/></input></command></group></session>]]></wirisCasSession><correctAnswers><correctAnswer></correctAnswer></correctAnswers><options><option name="precision">10</option><option name="implicit_times_operator">false</option><option name="times_operator">·</option><option name="imaginary_unit">i</option></options><localData><data name="casSession"></data></localData></question> Per trobar l'error absolut, n'hi ha prou amb fer la resta:

quantitat – arrodoniment i treure el signe.

Per trobar l'error relatiu, dividim l'error absolut per la quantitat inicial.

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