
Multiplying & dividing powers (integer exponents) - Khan Academy
So, what if I were to ask you, what is 12 to the negative seven divided by 12 to the negative five power? Well, when you're dividing, you subtract exponents if you have the same base.
Exponents with negative bases (video) | Khan Academy
Learn to what we know about negative numbers to determine how negative bases with exponents are affected and what patterns develop. Also learn how order of operations affect the pattern.
Negative exponents (video) | Khan Academy
The negative sign on an exponent means the reciprocal. Think of it this way: just as a positive exponent means repeated multiplication by the base, a negative exponent means repeated …
Expressions with exponents | Algebra basics | Math | Khan Academy
Expand your algebra superpowers by introducing exponents! Let's build our toolkit that allows us to manipulate exponents algebraically.
Multiplying multiples of powers of 10 (video) | Khan Academy
Let's multiply (9 * 10^9) (-2 * 10^-3) using the power of exponents! Change the order of multiplication to make it easier, multiply the non-powers first. and then simplify the powers of …
Multiply & divide powers (integer exponents) - Khan Academy
Multiply & divide powers (integer exponents) CCSS.Math: 8.EE.A.1 Google Classroom Microsoft Teams
Negative exponent intuition (video) | Khan Academy
Let's build our intuition about why a^ (-b) = 1/ (a^b) and how this definition keeps exponent rules consistent. Continue the pattern of decreasing exponents by dividing by 'a', and see how it …
Roots, exponents, & scientific notation - Math | Khan Academy
Understanding and solving exponents, radicals, and scientific notation without algebra.
Exponents with negative fractional bases (practice) | Khan Academy
Practice raising fractions to whole number powers. Fractions in these problems may be positive or negative.
Multiplying three numbers in scientific notation - Khan Academy
We're asked to multiply 1.45 times 10 to the eighth times 9.2 times 10 to the negative 12th times 3.01 times 10 to the negative fifth and express the product in both decimal and scientific notation.