Scientific notation

Write very large and very small numbers as a coefficient times a power of ten, and compute with them.

Standards:8.EE.A.38.EE.A.4

Try it: three questions

Real questions from the practice bank. Tap an answer to check it.

Question 1 of 3

Solve for x: 3x + 7 = 22

Question 2 of 3

Solve for x: 5x − 12 = 28

Question 3 of 3

Solve for x: 6x − 4(x + 2) = 12

How this fits in

Scientific notation is one skill in the Algebra Foundations unit. Students read the unit lesson, then earn a bronze, silver, or gold medal on their last 10 answers. Medals never go down. A mastered unit comes back for review after 1, 3, 7, 16, and 35 days so it stays learned.

Equations with variables on both sides
Equations with the distributive property and fractions
Solving and graphing linear inequalities
Integer exponent rules
Square roots and cube roots
Rational and irrational numbers
Literal equations
Systems of linear equations

Practice scientific notation until it sticks

Unlimited fresh questions, hands-on problem types, a tutor while you work, and a review schedule that keeps it learned. Free, no credit card.

Start practicing free