
Adding and Subtracting in Scientific Notation

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Hard
Standards-aligned

Emma Peterson
Used 1+ times
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in checking if a number is in scientific notation?
Check if the number is negative
Check if the coefficient is between 1 and 10
Check if the number is a whole number
Check if the exponent is positive
Tags
CCSS.8.EE.A.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert 0.00345 to scientific notation?
3.45 x 10^3
3.45 x 10^-3
0.345 x 10^-2
34.5 x 10^-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the exponent when you move the decimal point to the right?
The exponent becomes negative
The exponent remains the same
The exponent decreases
The exponent increases
Tags
CCSS.8.EE.A.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When adding numbers in scientific notation, what must be true about the exponents?
One must be positive and one must be negative
They must be the same
They must be zero
They must be different
Tags
CCSS.8.EE.A.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you handle different exponents when adding in scientific notation?
Multiply the exponents
Subtract the exponents
Adjust one number to match the other's exponent
Add the coefficients directly
Tags
CCSS.8.EE.A.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding 2.4 x 10^3 and 7.1 x 10^4?
9.5 x 10^3
9.5 x 10^4
7.34 x 10^3
7.34 x 10^4
Tags
CCSS.8.EE.A.4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in subtracting numbers in scientific notation?
Add the coefficients
Divide the exponents
Adjust the exponents to be the same
Multiply the coefficients
Tags
CCSS.8.EE.A.4
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