Grade 8 Math
10 units matched to the New Brunswick Curriculum.
Learning focus
- Number: Number Sense. Describe numbers, ways of representing numbers, relationships among numbers, and number systems.
- Number: Operations. Multiply and divide integers to solve problems (2-digit by 1-digit).
- Statistics and Probability: Data Analysis. Compare and critique graphs and the presentation of data.
- Statistics and Probability: Chance and Uncertainty. Determine the probability of outcomes to solve problems.
- Patterns and Relations: Algebra. Solve linear equations ax = b, where a and b are integers xa = b, where a and b are integers, a ≠ 0 ax + b = c, where a, b, and c are integers xa + b = c, where a, b, and c are integers, a ≠ 0 a (x + b) = c, where a, b, and c are integers .
- Shape and Space: Measurement. Apply the formulae for volume of right cylinders to solve problems.
Units
Unit 1
Squares, Cubes & Roots
Knowing perfect squares and cubes, finding square roots and cube roots, estimating where a square root falls between whole numbers, and linking squares to the area of a square.
Skill descriptor: Number: Operations · perfect squares, square roots and estimating square roots
Unit 2
Pythagorean Theorem
Finding a missing side of a right triangle, checking whether a triangle is a right triangle, and using the theorem for ladders and diagonals.
Skill descriptor: Shape and Space: Measurement · the Pythagorean theorem
Unit 3
Integer Operations
Multiplying and dividing positive and negative integers, adding and subtracting them, working with the order of operations, and solving real-life problems such as temperature changes.
Skill descriptor: Number: Operations · multiplying and dividing integers
Unit 4
Fraction Operations
Adding and subtracting fractions with unlike denominators, multiplying and dividing fractions, switching between mixed numbers and improper fractions, and finding a fraction of an amount.
Skill descriptor: Number: Operations · multiplying and dividing positive fractions and mixed numbers
Unit 5
Percents & Money
Finding a percent of a number, moving between fractions, decimals and percents, sale prices and sales tax (BC's 12%), simple monthly budgets, and making change.
Skill descriptor: Number: Number Sense · percents greater than 100 and less than 1, and money problems
Unit 6
Ratios, Rates & Proportions
Simplifying ratios, finding missing terms in equivalent ratios, comparing unit prices, working with speed, scaling recipes and map distances, and turning a part of a whole into a percent.
Skill descriptor: Number: Number Sense · ratios, rates and proportional reasoning
Unit 7
Patterns & Two-Step Equations
Writing and evaluating expressions like 3n + 2, solving two-step equations, and finding the rule for a growing pattern or a cost made of whole items such as tickets.
Skill descriptor: Patterns and Relations: Algebra · linear relations and solving linear equations
Unit 8
Surface Area & Volume
Finding surface area and volume of boxes, cubes, triangular prisms and cylinders, working backwards to a missing dimension, linking cm³ to millilitres, and recognizing nets and views of 3D objects.
Skill descriptor: Shape and Space: Measurement · surface area and volume of prisms and cylinders
Unit 9
Nets & Views
Matching flat nets to prisms and cylinders, working out what the parts of a net measure, and picturing an object from above, the front and the side.
Skill descriptor: Shape and Space: Measurement · nets and views of 3-D objects
Unit 10
Probability & Data
Counting outcomes, finding theoretical and experimental probabilities, predicting how often something will happen, and summarizing data with the mean, median and range.
Skill descriptor: Statistics and Probability: Data Analysis · choosing and critiquing ways to show data
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