Grade 9 Number Sense Worksheets
Free printable number sense practice for Grade 9 students. Generate problems, solve them on screen or paper, and download as PDF.
What your child will practice
- Rational Number OperationsRepresent and compare very large and very small numbers using scientific notation, and make connections to real-world applications.
- Powers and ExponentsApply an understanding of integers to represent and solve problems involving the calculation of powers with integer bases and whole number exponents.
- Percent ApplicationsSolve problems involving percents, including problems involving percent increase and percent decrease.
Practice Worksheet
Number Sense Practice
Solve each problem. Show your work.
- 1.Calculate the value of: 5/8 + 3/4 × 1/2
- 2.A store is having a 25% off sale on all items. If a video game originally costs 60, what is the sale price?
- 3.Simplify the expression: (3^4 × 3^-2) / 3³
- 4.Convert the number 0.0000456 to scientific notation.
- 5.A population of bacteria doubles every hour. If you start with 50 bacteria, how many bacteria will there be after 5 hours?
- 6.Calculate the value of: √144 + (2/3)² - 5
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Grade offline workFrequently Asked Questions
How often should my child practice number sense?
Short daily practice sessions of 10-15 minutes are more effective than long weekly sessions. Consistency builds lasting understanding.
How do I know if my child is at the right level for these worksheets?
If your child can complete about 70% of the problems correctly, the level is appropriate. If it's too easy or too hard, try an adjacent grade level.
Can I use these worksheets for homeschool?
Yes. The worksheets align with standard curriculum expectations and can supplement any math program. Generate multiple worksheets to create a full practice set.