kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 7 - Mathematics
1.9 Dividing Numbers Written in Scientific Notation

To Divide using Scientific Notation:

  1. Divide decimal numbers with each other.
  2. Use exponent rules to "combine" powers of 10.
  3. If the answer is not in "correct" scientific notation, change to correct notation.
Example:
8.8 x 105 / 2.2 x 102
= (8.8/2.2) x 105-2 (Law of indicies: am/an = am-n)
=4.0 x 103
Directions: Divide the following numbers written in scientific notation and choose the correct answer. Also write atleast 5 examples of your own.
Q 1: 2.2 x 105 / 1.1 x 101
2.0 x 104
2.0 x 103
2.0 x 105

Q 2: 4.8 x 108 / 1.2 x 102
4.0 x 105
4.0 x 107
4.0 x 106

Q 3: 6.8 x 109 / 3.4 x 108
2.0 x 102
3.0 x 101
2.0 x 101

Q 4: 9.9 x 106 / 3.3 x 105
3.0 x 102
3.0 x 101
3.0 x 103

Q 5: 8.4 x 109 / 4.0 x 105
1.2 x 104
2.1 x 103
2.1 x 104

Q 6: 9.3 x 104 / 3.1 x 103
3.0 x 102
3.0 x 101
3.0 x 10-1

Q 7: 5.5 x 107 / 1.1 x 103
5.0 x 104
5.1 x 103
5.0 x 105

Q 8: 4.6 x 105 / 2.3 x 101
2.0 x 104
2.0 x 105
2.0 x 103

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


Subscription to kwizNET Learning System offers the following benefits:

  • Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
  • Instant scoring of online quizzes
  • Progress tracking and award certificates to keep your student motivated
  • Unlimited practice with auto-generated 'WIZ MATH' quizzes
  • Child-friendly website with no advertisements
  • Choice of Math, English, Science, & Social Studies Curriculums
  • Excellent value for K-12 and ACT, SAT, & TOEFL Test Preparation
  • Get discount offers by sending an email to discounts@kwiznet.com

Quiz Timer