Scientific Notation - Addition and Subtraction

Scientific Notation - Addition and Subtraction

8th Grade

11 Qs

quiz-placeholder

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Scientific Notation - Addition and Subtraction

Scientific Notation - Addition and Subtraction

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Jose Vazquez Bou

Used 67+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (4×106)+(8×108)=\left(4\times10^6\right)+\left(8\times10^8\right)=  

 804×106804\times10^6  

 8.04×1088.04\times10^8  

 80.4×10580.4\times10^5  

 0.084×1040.084\times10^4  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (9×105)(7×107)=\left(9\times10^{-5}\right)-\left(7\times10^{-7}\right)=  

 89.3×10789.3\times10^{-7}  

 8.93×1078.93\times10^{-7}  

 0.893×1070.893\times10^{-7}  

 8.93×1058.93\times10^{-5}  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (3×109)+(5×107)=\left(3\times10^{-9}\right)+\left(5\times10^{-7}\right)=  

 5.03×1075.03\times10^{-7}  

 5.03×1095.03\times10^{-9}  

 5.03×1065.03\times10^{-6}  

 530×107530\times10^7  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (7×105)(3×104)=\left(7\times10^5\right)-\left(3\times10^4\right)=  

 5.03×1055.03\times10^{-5}  

 6.7×1046.7\times10^4  

 6.7×1056.7\times10^5  

 6.7×1056.7\times10^{-5}  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (9×107)(2×106)=\left(9\times10^7\right)-\left(2\times10^6\right)=  

 8.8×1068.8\times10^6  

 7.8×1077.8\times10^7  

 8.8×1078.8\times10^7  

 6.7×1056.7\times10^{-5}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (6×109)+(9×105)=\left(6\times10^{-9}\right)+\left(9\times10^{-5}\right)=  

 9.0006×1059.0006\times10^{-5}  

 8.99996×1058.99996\times10^{-5}  

 9.00000005×1059.00000005\times10^5  

 9.0006×1099.0006\times10^{-9}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

 (4×102)+(5×105)\left(4\times10^{-2}\right)+\left(5\times10^{-5}\right)  

 4.5×1024.5\times10^2  

 4.005×1024.005\times10^{-2}  

 4.00005×1054.00005\times10^{-5}  

 4.005×1054.005\times10^{-5}  

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