
Percentagens
Authored by Patrícia Martins
Mathematics
6th - 8th Grade
Used 6+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Calcula mentalmente 50% de 240
24
120
12
11
2.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
O computador que o Pedro quer comprar custa 700 €. Sabendo que está com uma promoção de 20%, qual é o valor do desconto?
70 €
100 €
14 €
140 €
3.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Calcula mentalmente: 25% de 60
15
7
30
45
4.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
O Salvador comprou uma prancha de surf por 120€ e mais tarde vendeu-a por 60% do valor que tinha pago. Nesta situação, o que representa a expressão 0,40×120 ?
O lucro, em euros, que teve com a venda da prancha.
A percentagem de prejuízo que teve com a venda da prancha.
O prejuízo, em euros, que teve com a venda da prancha.
A percentagem de lucro que teve com a venda da prancha.
5.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Calcula mentalmente: 10% de 25
10
5
50
2,5
6.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Vasco
Ana
7.
MULTIPLE CHOICE QUESTION
20 sec • 10 pts
Calcula mentalmente: 25% de 80
8
40
20
25
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