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Zadanie1. Oblicz, pamiętając o kolejności wykonywania działań. Zapisz wszystkie obliczenia.
a) 2 + 5 × 7 = …………………………………………………………………….
b) 12 : 2 + 4 = ……………………………………………………………………
c) 36 : (6 + 3) = …………………………………………………………………..
d) 10 – 8 + 2 × 3 = ………………………………………………………………..
e) 45 – (5 + 2 × 3) = ………………………………………………………………
f) 57 – 7 + 3 = …………………………………………………………………….
Zadanie 2. Ile godzin i ile minut jedzie każdy z pociągów wymienionych w rozkładzie?
|Do stacji |Odjazd z Warszawy |Przyjazd do stacji docelowej |
|Wrocław |08 : 45 |13 : 45 |
|Poznań |08 : 00 |10 : 50 |
|Katowice |07 : 40 |10 : 20 |
|Zakopane |06 : 50 |12 : 40 |
|Kraków |07 : 35 |10 : 10 |
|Gdynia |07 : 32 |11 : 28 |
Warszawa – Wrocław: ……… godzin i …………. minut.
Warszawa – Poznań: ……… godzin i …………. minut.
Warszawa – Katowice: ……… godzin i …………. minut.
Warszawa – Zakopane: ……… godzin i …………. minut.
Warszawa – Kraków: ……… godzin i …………. minut.
Warszawa – Gdynia: ……… godzin i …………. minut.
Zadanie 3. Oblicz sposobem pisemnym:
a) 187 + 87923 b) 8724 – 3805 c) 893 × 72 d) 598 : 23
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |Zadanie 4.
Ciężarówka może przewieźć co najwyżej 5 ton ładunku. Oblicz i odpowiedz, czy można na nią załadować:
a) 2713 kg ziemniaków i 3150 kg buraków, odp: …………………………
b) 1750 kg węgla i 2710 kg koksu, odp: …………………………
c) 600 skrzynek ważących po 78 kg. odp: …………………………
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Zadanie 5. Znajdź liczbę
d) 7 razy mniejszą od sumy liczb 64, 78 i 68, odp: …………………………
e) o 20 mniejszą od ilorazu liczb 925 i 37, odp: …………………………
f) 12 razy większą od różnicy liczb 679 i 284. odp: …………………………
Zapisz wszystkie obliczenia:
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* Zadanie 6.
Ile jest liczb naturalnych postaci 49 mniejszych od 4378?