Quiz about สัญกรณ์

Question 1

$$0.00032\ เขียนให้อยู่ในรูปสัญกรณ์ได้อย่างไร$$

Accepted Answer

$$3.2 imes10^{-4}$$

Answer

$$32 imes10^5$$

Answer

$$32 imes10^{-5}$$

Answer

$$3.2 imes10^4$$

Question 2

$$5,230,000\ เขียนในรูปสัญกรณ์ได้อย่างไร$$

Accepted Answer

$$5.23 imes10^6$$

Answer

$$523 imes10^4$$

Answer

$$523 imes10^{-4}$$

Answer

$$5.23 imes10^{-6}$$

Question 3

$$17,653 imes10^{-2}\ เขียนในรูปสัญกรณ์ได้อย่างไร$$

Accepted Answer

$$1.7653 imes10^2$$

Answer

$$17.653 imes10$$

Answer

$$1.7653 imes10^{-6}$$

Answer

$$17.653 imes10^{-5}$$

Question 4

$$9.31 imes10^{5\ }มีค่าเท่ากับข้อใด$$

Accepted Answer

$$931,000$$

Answer

$$93,100,000$$

Answer

$$0.0000931$$

Answer

$$0.00000931$$

Question 5

$$7.49 imes10^{-4}\ มีค่าเท่ากับข้อใด$$

Accepted Answer

$$0.000749$$

Answer

Answer

$$7,490,000$$

Answer

$$0.0000749$$

Question 6

$$จงเขียน\ \ 425.1\ ×\ 10^{2\ }ในรูปสัญกรณ์วิทยาศาสตร์$$

Accepted Answer

$$4.251 imes10^4$$

Answer

$$4.251 imes10^3$$

Answer

$$42.51 imes10^3$$

Answer

$$0.4251 imes10^5$$

Question 7

$$จงเขียน\ \ \ 0.03×10^{-3}\ \ \ \ ในรูปสัญกรณ์วิทยาศาสตร์$$

Accepted Answer

$$3.0 imes10^{-5}$$

Answer

$$3\ ×\ 10^5$$

Answer

$$0.3\ ×\ 10^{-4}$$

Answer

$$3.0\ ×\ 10^5$$

Question 8

$$จงเขียน\ \ 25ล้านล้าน\ \ \ ในรูปสัญกรณ์วิทยาศาสตร์$$

Accepted Answer

$$2.5 imes10^{13}$$

Answer

$$2.5 imes10^{10}$$

Answer

$$2.5 imes10^{11}$$

Answer

$$2.5 imes10^{12}$$

Question 9

$$ข้อใดผลลัพธ์ของ\ \left(7.32 imes10^3 ight)+\left(3.76 imes10^2 ight)\ $$

Accepted Answer

$$7.696 imes10^3$$

Answer

$$11.08 imes10^5$$

Answer

$$1.108 imes10^6$$

Answer

$$76.96 imes10^2$$

Question 10

$$ข้อใดเป็นผลลัพธ์ของ\ \left(4.364 imes10^{-2} ight)-\left(2.27 imes10^{-3} ight)$$

Accepted Answer

$$4.137 imes10^{-2}$$

Answer

$$4.137 imes10^{-5}$$

Answer

$$2.094 imes10^{-5}$$

Answer

$$-2.094 imes10^{-5}$$

Question 11

$$ข้อใดเป็นผลลัพธ์ของ\left(6.732 imes10^5 ight)+\left(3.482 imes10^4 ight)-\left(2.57 imes10^3 ight)$$

Accepted Answer

$$7.0545 imes10^5$$

Answer

$$7.0545 imes10^6$$

Answer

$$7.644 imes10^6$$

Answer

$$7.644 imes10^5$$

Question 12

$$ข้อใดเป็นผลลัพธ์ของ\left(1.28 imes10^{-2} ight) imes\left(3.2 imes10^5 ight)$$

Accepted Answer

$$4.096 imes10^3$$

Answer

$$4.096 imes10^5$$

Answer

$$4.096 imes10^{-7}$$

Answer

$$4.096 imes10^{-10}$$

Question 13

$$ข้อใดเป็นผลลัพธ์ของ\left(3.264 imes10^{-5} ight)\div\left(8 imes10^{-3} ight)$$

Accepted Answer

$$4.08 imes10^{-3}$$

Answer

$$4.08 imes10^{-1}$$

Answer

$$4.08 imes10^{-2}$$

Answer

$$4.08 imes10^{-8}$$

Question 14

$$ข้อใดเป็นผลลัพธ์ของ\ \frac{\left(9.872 imes10^5 ight)}{0.0004} imes5700$$

Accepted Answer

$$1.40676 imes10^{12}$$

Answer

$$1.40676 imes10^5$$

Answer

$$1.40676 imes10^4$$

Answer

$$1.40676 imes10^{-6}$$

Question 15

$$ข้อใดคือผลลัพธ์ของ\ \frac{\left(16 imes10^6 ight)+\left(5 imes10^4 ight)+\left(6 imes10^3 ight)}{\left(4 imes10^2 ight)+\left(18 imes10^3 ight)}$$

Accepted Answer

$$8.726 imes10^2$$

Answer

$$1.227 imes10^3$$

Answer

$$8.726 imes10^3$$

Answer

$$1.227 imes10^8$$

Question 16

$$ข้อใดเป็นผลลัพธ์ของ\ \frac{\left(525 imes10^8 ight)-\left(210 imes10^7 ight)}{\left(12 imes10^3 ight)+\left(60 imes10^2 ight)-\left(11 imes10^3 ight)}$$

Accepted Answer

$$7.2 imes10^6$$

Answer

$$7.2 imes10^5$$

Answer

$$5.1639 imes10^{-1}$$

Answer

$$5.1639 imes10^5$$

Question 17

$$ข้อใดเป็นผลลัพธ์ของ\ \frac{\left(0.5 imes10^5 ight)-\left(5 imes10^4 ight)+\left(10 imes10^6 ight)}{\left(2 imes10^4 ight)+\left(50 imes10^2 ight)}$$

Accepted Answer

$$4 imes10^2$$

Answer

$$4 imes10^4$$

Answer

$$1 imes10^2$$

Answer

$$1 imes10^3$$

Question 18

$$ข้อใดเป็นผลลัพธ์ของ\ \frac{\left(0.001 imes10^8 ight)+\left(121 imes10^5 ight)}{0.2 imes10^7}$$

Accepted Answer

$$6.1 imes10^{-1}$$

Answer

$$6.1 imes10^{-3}$$

Answer

$$6.05 imes10^5$$

Answer

$$6.05 imes10^7$$

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