Scientific Notation Multiply & Divide

Front

What is scientific notation?

Back

A way to express very large or very small numbers using powers of ten.

Front

How do you multiply numbers in scientific notation?

Back

Multiply the decimal parts and add the exponents.

Front

How do you divide numbers in scientific notation?

Back

Divide the decimal parts and subtract the exponents.

Front

What happens to the exponent when you move the decimal to the left?

Back

The exponent increases.

Front

What happens to the exponent when you move the decimal to the right?

Back

The exponent decreases.

Front

True or false: In scientific notation, 10^3 is larger than 10^2.

Back

True.

Front

What is the result of (2.5×10^3) × (4×10^2)?

Back

10.0×10^5 or 1.0×10^6.

Front

What is the result of (6.0×10^4) ÷ (3×10^2)?

Back

2.0×10^2.

Front

When dividing (9.6×10^-8) by (2×10^-15), what is the exponent of 10 in the answer?

Back

The exponent is -8 - (-15) = 7.

Front

What is the first step in multiplying two numbers in scientific notation?

Back

Multiply the coefficients (decimal parts).