Grade 8 Math · Number

Compare and order numbers in scientific notation

Compare and order very large and very small numbers written in scientific notation, using the exponent to judge magnitude. Unlimited questions, five difficulty levels, and a full worked solution every time — free.

Practice this skill Curriculum: G8-B1.1

Try one

One number is 4 * 10^5 and another is 4 * 10^2. How many times as large is the first number as the second?

Answer: 1000

See one solved, step by step

Which number is greater: 8 * 10^3 or 1 * 10^8?

📘 Worked solution
18 · 103 and 1 · 108 -- compare the exponents on the 10.A mantissa between 1 and 10 can never make up for a smaller power of ten.
28 > 38 is the larger exponent.
3The greater number is 1 · 108.It has the larger exponent, so it represents the larger value.

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