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Algoritmi. ( Viktorīna matemātikas nedēļa laikā)

Authored by Larisa Ustinova

Mathematics

7th Grade

Used 2+ times

Algoritmi.      ( Viktorīna matemātikas nedēļa laikā)
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6 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Найдите закономерность размещения чисел в полу- кругах и вставьте недостающие числа. Ответы записаны по часовой стрелке.

5 и 16

26 и 16

16 и 24

6 и 5

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Поставьте вместо * такое число, чтобы получилось верное равенство:

a) – (- 80) = * ; b) 3,2 = - * ;

c) - ( - 7/12) = *

a) -80 ; b) – 3,2; c) - 7/12

a) 80; b) -3,2; c) 7/12

a) 80 ; b) – (- 3,2) ; c) 7/12

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Atver iekavas un aprēķini izteiksmes vērtību:

a) (-5) + (-6) + 25 ;

b) +15 + (-45) – 52;

c) (-2,3) + 7,8 + 2,2 .

a) 36 ; b) 8 ; c) 12,3

a) 14 ; b) -82 ; c) 7,7

a) 14; b) 22 ; c) 7,7

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Atrisini vienādojumus!

a) 2x – 4 = 6x – 20

b) 28 – 4x = 19 – x

a) x = 6; b) x = 3

a) x = 4; b) x = -3

a) x = 4 ; b) x = 3

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Izmanto aprēķinu algoritmu, ja a) x = 0,16 un b) x = 1 !

Rezultāti būs kvadrātā.

a) 0,24; b) 305

a) 24 ; b) 30,5

a) 24; b) 3,05

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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BONUSS!

Uzzīmē ornamentu!

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