Scientific Notation Word Problems

Front

What is scientific notation?

Back

A way of expressing very large or very small numbers using powers of ten, in the form a × 10^n, where 1 ≤ a < 10 and n is an integer.

Tags

CCSS.8.EE.A.3

Front

How do you convert a number into scientific notation?

Back

Move the decimal point in the number until only one non-zero digit remains to the left. Count the number of places moved; this becomes the exponent of 10.

Tags

CCSS.8.EE.A.3

Front

What is the purpose of using scientific notation?

Back

To simplify the representation of very large or very small numbers, making them easier to read, write, and calculate.

Tags

CCSS.8.EE.A.3

Front

How do you multiply numbers in scientific notation?

Back

Multiply the coefficients (the numbers in front) and add the exponents of the powers of ten.

Tags

CCSS.8.EE.A.4

Front

How do you divide numbers in scientific notation?

Back

Divide the coefficients and subtract the exponent of the denominator from the exponent of the numerator.

Tags

CCSS.8.EE.A.4

Front

What is the average?

Back

The sum of a set of values divided by the number of values in the set.

Tags

CCSS.7.EE.B.3

Front

How do you find the average debt per person using scientific notation?

Back

Divide the total debt (in scientific notation) by the population (also in scientific notation).

Tags

CCSS.8.EE.A.4

Front

What operation would you use to find how many times one number is larger than another?

Back

Divide the larger number by the smaller number.

Tags

CCSS.4.NBT.B.5

Front

What is the formula for finding total spending per student?

Back

Total spending divided by the number of students.

Tags

CCSS.6.RP.A.3B

Front

How do you calculate the total production of items over several days?

Back

Multiply the daily production rate by the number of days.