Adding and Subtracting in Scientific Notation

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a coefficient and a power of 10, e.g., a x 10^n.

Tags

CCSS.8.EE.A.3

Front

How do you add numbers in scientific notation?

Back

Align the exponents. If they are different, convert one number to have the same exponent as the other, then add the coefficients.

Tags

CCSS.8.EE.A.4

Front

What is the first step in subtracting numbers in scientific notation?

Back

Align the exponents. If they are different, convert one number to have the same exponent as the other, then subtract the coefficients.

Tags

CCSS.8.EE.A.4

Front

Convert 0.00056 to scientific notation.

Back

5.6 x 10^-4.

Front

What is the scientific notation for 100,000?

Back

1.0 x 10^5.

Tags

CCSS.8.EE.A.3

Front

How do you convert from scientific notation to standard form?

Back

Multiply the coefficient by 10 raised to the power of the exponent.

Tags

CCSS.8.EE.A.3

Front

What is the result of (3.0 x 10^5) + (2.0 x 10^5)?

Back

5.0 x 10^5.

Tags

CCSS.8.EE.A.4

Front

What is the result of (4.5 x 10^6) - (1.5 x 10^5)?

Back

4.35 x 10^6.

Tags

CCSS.8.EE.A.4

Front

How do you express 8.317 x 10^6 in standard form?

Back

8,317,000.

Tags

CCSS.8.EE.A.3

Front

What is the result of (5.0 x 10^3) + (3.0 x 10^2)?

Back

5.3 x 10^3.

Tags

CCSS.8.EE.A.4