Addition and subtraction in standard form

Addition and subtraction in standard form

6th - 8th Grade

15 Qs

quiz-placeholder

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Addition and subtraction in standard form

Addition and subtraction in standard form

Assessment

Quiz

Mathematics

6th - 8th Grade

Hard

Created by

dk abidin

Used 65+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (2×103)+(5×103)\left(2\times10^3\right)+\left(5\times10^3\right)  

 25×10325\times10^3  

 7×1037\times10^3  

 2.5×1042.5\times10^4  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (9×107)(4×107)\left(9\times10^7\right)-\left(4\times10^7\right)  

 5×1075\times10^7  

 5×10145\times10^{14}  

 5×10495\times10^{49}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (8×109)(3×109)\left(8\times10^{-9}\right)-\left(3\times10^{-9}\right)  

 28×108128\times10^{81}  

 5×1095\times10^9  

 5×1095\times10^{-9}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (5×107)+(1×106)\left(5\times10^7\right)+\left(1\times10^6\right)  

 5.1×1075.1\times10^7  

 6×1076\times10^7  

 5×10425\times10^{42}  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (4×102)+(7×103)\left(4\times10^2\right)+\left(7\times10^3\right)  

 (4.7×102)\left(4.7\times10^2\right)  

 7.4×1037.4\times10^3  

 11×10211\times10^2  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (7.2×108)+(9.5×108)\left(7.2\times10^8\right)+\left(9.5\times10^8\right)  

 167×108167\times10^8  

 1.67×1091.67\times10^9  

 16.7×10816.7\times10^8  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (2.43×104)+(8.9×104)\left(2.43\times10^{-4}\right)+\left(8.9\times10^{-4}\right)  

 11.33×10211.33\times10^{-2}  

 1.133×1031.133\times10^{-3}  

 1.133×1011.133\times10^{-1}  

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