Spis treści
Praca klasowa nr 1 gr. A
Imię i nazwisko
Zad. 1
Oblicz:
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Zad. 2
Liczbę:
12,29374206
przybliż z dokładnością:
do 0,1 do 0,01 do 0,001
Zad. 3
Oblicz:
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Zad. 4
Wartość samochodu równą 24 000 zł obniżono o 15%. Oblicz cenę po obniżce.
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Zad. 5
Cenę sanek równą 150 zł podwyższono o 18 zł. Ile procent wynosi podwyżka?
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Zad. 6
Ile gramów czystego złota jest w łańcuszku próby 0,750 ważącym 8 gramów?
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Zad. 7
Za zeszyt i notatnik zapłacono 7,20 zł. Ile kosztuje notatnik, jeśli jest o 40% droższy od zeszytu?
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Zad. 8
Kapitał 10 000 zł wpłacono do banku na 8% rocznie. Oblicz odsetki po upływie 3 miesięcy i po potrąceniu 20 % podatku od tych odsetek.
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Praca klasowa nr 1 gr. B
Imię i nazwisko
Zad. 1
Oblicz:
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Zad. 2
Liczbę:
21,38264
przybliż z dokładnością:
do 0,001 do 0,01 do 0,1
Zad. 3
Oblicz:
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Zad. 4
Wartość motocykla równą 15 000 zł podwyższono o 12%. Oblicz wartość motocykla po podwyżce.
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Zad. 5
Cenę nart równą 800 zł obniżono o 120 zł. Ile procent wynosi obniżka?
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Zad. 6
Ile gramów czystego srebra jest w łańcuszku próby 0,875 ważącym 220 gramów?
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Zad. 7
Za zeszyt i notatnik zapłacono 6,40 zł. Ile kosztuje zeszyt, jeśli jest o 40% tańszy od notatnika?
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Zad. 8
Kapitał 20 000 zł wpłacono do banku na 8% rocznie. Oblicz odsetki po upływie 6 miesięcy i po potrąceniu 20 % podatku od tych odsetek.
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Praca klasowa nr 2 gr. A
Imię i nazwisko
Zad. 1
Ułóż rosnąco
Zad. 2
Dana jest liczba Podaj:
jej wartość bezwzględną
jej odwrotność
liczbę do niej przeciwną
Zad. 3
Wypisz wszystkie liczby naturalne ze zbioru:
Zad. 4
Oblicz:
-3 + 6 = 4 · (-2) =
8 - (-5) = -4 · (-6) · 2 =
- 12 -2 = 36 : (- 9) =
Zad. 5
Oblicz potęgi:
(-2)3 = 0,42 =
(- 1)4 = 0,023 =
1001 =
Zad. 6
Oblicz pierwiastki:
Zad. 7
Oblicz:
Zad. 8*
Podaj ostatnią cyfrę liczby
2127
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Praca klasowa nr 2 gr. B
Imię i nazwisko
Zad. 1
Ułóż malejąco
Zad. 2
Dana jest liczba Podaj:
jej wartość bezwzględną
jej odwrotność
liczbę do niej przeciwną
Zad. 3
Wypisz wszystkie liczby całkowite ze zbioru:
Zad. 4
Oblicz:
-8 + 4 = - 4 · (-2) =
10 + (-11) = 3 · (-5) · 4 =
- 20 -12 = - 72 : (- 9) =
Zad. 5
Oblicz potęgi:
(-2)2 = 0,032 =
(- 1)5 = 0,23 =
(-3)0 =
Zad. 6
Oblicz pierwiastki:
Zad. 7
Oblicz:
Zad. 8*
Podaj ostatnią cyfrę liczby
3121
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Praca klasowa nr 3 gr. A
Imię i nazwisko
Zad. 1
Rozwiąż równania:
a) x + (x -6) = x + 10 b) 5( x - 3) - ( x - 1) = 2
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Zad.2
Rozwiąż nierówności i rozwiązania przedstaw na osi:
a) 4(x - 3) + 6 < 18 b) 30 - 3(2x -9) > 7(3x + 12)
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Zad. 3
Odcinek długości 760 cm podzielono na trzy odcinki tak, aby długość pierwszego odcinka stanowiła połowę długości drugiego odcinka, zaś długość trzeciego odcinka stanowiła80% długości pierwszego odcinka. Oblicz długości otrzymanych odcinków
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Odp.
Zad. 4
Liczbę 300 podziel w stosunku 2,5 : 4,5 : 3.
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Odp.
Zad. 5
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Rozwiąż równanie:
Zad. 6
W ciągu 7 dni drogowcy wyremontują 245 m drogi. Jak długo potrwa naprawa 450m drogi?
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Odp.
Zad. 7
Sześć kranów napełni basen w ciągu 8dni. Ile kranów o takiej samej wydajności potrzeba do napełnienia basenu w ciągu 12 dni?
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Odp.
Praca klasowa nr 3 gr. B
Imię i nazwisko
Zad. 1
Rozwiąż równania:
a) x + (x - 6) = 8 + x b) 4(3x + 1) - (x + 3) = 15
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Zad.2
Rozwiąż nierówności i rozwiązania przedstaw na osi:
a) 6(x - 2) + 10 > - 20 b) 9(3 - x) - 15 < 5(2 + x)
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Zad. 3
Rozdziel 720 zł pomiędzy trzy osoby tak, aby pierwsza miała dwa razy więcej pieniędzy niż trzecia, a druga 60% tego co trzecia.
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Odp.
Zad. 4
Liczbę 420 podziel na trzy składniki w stosunku 1,2 : 3 : 2,8.
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Odp.
Zad. 5
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Rozwiąż równanie:
Zad. 6
8 kranów napełni basen w ciągu 6dni. Ile kranów o takiej samej wydajności potrzeba do napełnienia basenu w ciągu 16 dni?
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Odp.
Zad. 7
W ciągu 8 dni drogowcy wyremontowali 248 m drogi. Jak odcinek drogi wyremontują w ciągu 11dni?
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Odp.
Praca klasowa nr 4 gr. A
Imię i nazwisko
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Zad. 1
Zad. 2
Odczytaj współrzędne zaznaczonych
punktów:
A = C =
B = D =
E=
Zad. 3
Sporządź wykresy funkcji:
y = 3x, x є R y = -2x, x є R
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Zad. 3
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Sporządź wykres funkcji y = ½ x, x є R
i sprawdź, który z podanych punktów
należy do wykresu.
A = (-2, 1), B = (2, 0), C = (4, 2),
D = ( 0, -2), E = ( - 4, -2)
Odp. Do wykresu należą punkty
………………………………….
Zad. 4
Zad. 5
Zbiór B = { 2, 4, 1} jest zbiorem wartości funkcji y = 2x. Napisz zbiór argumentów tej funkcji.
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Zad. 6
Dany jest wykres funkcji y = ax. Napisz wzór tej funkcji.
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Praca klasowa nr 4 gr. B
Imię i nazwisko
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Zad. 1
Zad. 2
Odczytaj współrzędne zaznaczonych
punktów:
A = C =
B = D =
E=
Zad. 3
Sporządź wykresy funkcji:
y = -3x, x є R y = 4x, x є R
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Zad. 3
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Sporządź wykres funkcji y = ¼ x, x є R
i sprawdź, który z podanych punktów
należy do wykresu.
A = (-4, 1), B = (3, 0), C = (4, 1),
D = ( 0, -2), E = ( - 4, -1)
Odp. Do wykresu należą punkty
………………………………….
Zad. 4
Zad. 5
Zbiór B = { 4, 8, 2} jest zbiorem wartości funkcji y = 4x. Napisz zbiór argumentów tej funkcji.
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Zad. 6
Dany jest wykres funkcji y = ax. Napisz wzór tej funkcji.
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1
Zaznacz w układzie współrzędnych
podane punkty:
A = (-2, -4), B = (-3, 0),
C = (0, 4), D = (4, -3),
E = (-4, 5), F = (2, 0)
G = (2, 3)
Zaznacz w układzie współrzędnych
podane punkty:
A = (-2, 5), B = (3, 0),
C = (0, -4), D = (-4, -3),
E = (4, -5), F = (-3, 0)
G = (5, 3)
15% liczby 120 = =
2,5 % liczby 400 =
7‰ liczby 2000 =
Odp.
Odp.
Odp.
Odp.
oprac. Jacek Peda
Gimnazjum w Silnie
Prace klasowe
z matematyki dla klasy pierwszej
„Matematyka wokół nas”
20% liczby 240 = =
4,5 % liczby 1000 =
12‰ liczby 400 =
Odp.
Odp.
Odp.
Odp.
Odp.