Arithmetic I - Normal

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Question 1: Which of the following sets of numbers consists only from the natural numbers?

\sqrt{25}, 2^{2}, \sqrt[3]{8}

\sqrt[3]{- 27}, 4, 7

- 1, 0, 1

\sqrt{46}, 2^{3}, \sqrt{4}

Question 2: Which of the following sets of numbers consists only from natural numbers?

2 \cdot \frac{2}{3}, \sqrt{4}, 3 \cdot (- 6)

\frac{27}{3}, \sqrt{8}, 2 \cdot \frac{1}{2}

\sqrt{16}, 2 \cdot \frac{3}{2}, - 2 \cdot (- 7)

\sqrt{6}, 3, \frac{15}{3}

Question 3: Which of the following sets of numbers consists only from integers:

- \sqrt{25}, - 13, \frac{100}{15}

\frac{100}{6}, \sqrt{16}, - 12

\sqrt[3]{- 27}, - 2090, \frac{81}{3}

\sqrt{27}, 86, - \frac{105}{15}

Question 4: Arrange the following set of numbers from the largest to the smallest:

2^{3}

4^{\frac{1}{2}}

\frac{39}{13}

\sqrt{16} + \sqrt{25}

π

\frac{39}{13}, \sqrt{16} + \sqrt{25}, π, 2^{3}, 4^{\frac{1}{2}}

4^{\frac{1}{2}}, \sqrt{16} + \sqrt{25}, π, 2^{3}, \frac{39}{13}

\sqrt{16} + \sqrt{25}, 2^{3}, π, \frac{39}{13}, 4^{\frac{1}{2}}

\sqrt{16} + \sqrt{25}, 2^{3}, π, 4^{\frac{1}{2}}, \frac{39}{13}

Question 5: Arrange the following set of numbers from the smallest to the largest:

{- (\frac{1}{2})}^{2}

\sqrt{\frac{1}{9}}

1^{100}

- 100^{0}

\frac{π}{2}

- 100^{0}, \sqrt{\frac{1}{9}}, 1^{100}, - {(\frac{1}{2})}^{2}, \frac{π}{2}

- {(\frac{1}{2})}^{2}, - 100^{0}, 1^{100}, \sqrt{\frac{1}{9}}, \frac{π}{2}

- 100^{0}, \sqrt{\frac{1}{9}}, - {(\frac{1}{2})}^{2}, 1^{100}, \frac{π}{2}

- 100^{0}, - {(\frac{1}{2})}^{2}, \sqrt{\frac{1}{9}}, 1^{100}, \frac{π}{2}

Question 6: Round to the nearest integer:

17.49

17.5

17

17.4

18

Question 7: Round

- 13.51

to the nearest integer.

- 13

- 14

- 13.5

- 13.6

Question 8: Round

2.45 - (- 13.04)

to the nearest

10

15

16

10

20

Question 9: Round

250.68 + 317.28

to the nearest

100

560

600

570

500

Question 10: Round

3120.33 + (- 7890.66)

to the nearest

1000

- 4800

- 4000

- 5000

- 4700

Test: Arithmetic I - Normal