III gimnazjum

Matematyka z plusem 3

a)  (−2)16:(−2)8=(−2)16−8=(−2)8=28 &nbsp;

a)  511:5253⋅58​=511−253+8​=59511​=511:59=511−9=52=25 &nbsp;

a)  3⋅1011⋅2⋅106=3⋅2⋅1011+6=6⋅1017 &nbsp;

Pamiętamy, że kreska ułamkowa oznacza dzielenie.&nbsp; &nbsp; a)  621​5<svg xmlns="http://www.w3.org/2000/svg" width='400em' height='1.08em' viewBox='0 0 400000 1080' preserveAspectRatio='xMinYMin slice'><path d='M95,702
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Dania<svg xmlns="http://www.w3.org/2000/svg" width='400em' height='0.548em' viewBox='0 0 400000 548' preserveAspectRatio='xMinYMin slice'><path d='M0 6l6-6h17c12.688 0 19.313.3 20 1 4 4 7.313 8.3 10 13
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-5-4-11-12-44.7-59.3-101.3-106.3-170-141s-145.3-54.3-229-60H0V214z'/></svg><svg xmlns="http://www.w3.org/2000/svg" width='400em' height='0.548em' viewBox='0 0 400000 548' preserveAspectRatio='xMaxYMin slice'><path d='M399994 0l6 6v35l-6 11c-56 104-135.3 181.3-238 232-57.3
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23<svg xmlns="http://www.w3.org/2000/svg" width='400em' height='1.08em' viewBox='0 0 400000 1080' preserveAspectRatio='xMinYMin slice'><path d='M95,702
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a)  5<svg xmlns="http://www.w3.org/2000/svg" width='400em' height='1.08em' viewBox='0 0 400000 1080' preserveAspectRatio='xMinYMin slice'><path d='M95,702
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a)  4530​=96​=32​=32​⋅100%=3200​%=6632​% &nbsp; 60% &lt; 6632​% &lt; 79% &nbsp;&nbsp; Wiesia otrzymała ze sprawdzianu 3.&nbsp;

&nbsp; &nbsp; a)  85%⋅1100=100185​⋅110011=85⋅11=935 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 935 osób nie umie grać na instrumencie muzycznym.

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