# First Year Maths Help & Practice

## All in One PlaceEverything you need for JC, LC, and college level maths and science classes. | ## Learn with EaseWe’ve mastered the national curriculum so that you can revise with confidence. | ## Instant Help24/7 access to the best tips, walkthroughs, and practice exercises available. |

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##### 1Number Theory

##### 2Adding and Subtracting Integers

##### 3Multiplying and Dividing Integers

##### 4Operations with Decimals

##### 5Adding and Subtracting Fractions

##### 6Multiplying and Dividing Fractions

##### 7Rational Numbers

##### 8Powers, and Exponents

##### 9Number System and Radicals

##### 10Ratios, Rates, and Proportions

##### 11Pythagorean Theorem

##### 12Proportional Relationships

##### 13Fractions, Decimals, and Percents

##### 14Measuring Systems

##### 15Coordinates, Quadrants, and Transformations

##### 16Linear Equations

- 16.1Model and solve one-step linear equations:
*ax = b*,*x/a = b* - 16.2Solving two-step linear equations using addition and subtraction:
*ax + b = c* - 16.3Solving two-step linear equations using multiplication and division:
*x/a + b = c* - 16.4Solving two-step linear equations using distributive property:
*a(x + b) = c*

- 16.1Model and solve one-step linear equations:
##### 17Linear Inequalities

##### 18Linear Functions

- 18.1Distance formula: $d = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$
- 18.2Midpoint formula: $M = ( \frac{x_1+x_2}2 ,\frac{y_1+y_2}2)$
- 18.3Gradient equation: $m = \frac{y_2-y_1}{x_2- x_1}$
- 18.4Gradient intercept form: y = mx + b
- 18.5General form: Ax + By + C = 0
- 18.6Gradient-point form: $y - y_1 = m (x - x_1)$
- 18.7Rate of change
- 18.8Graphing linear functions using table of values
- 18.9Graphing linear functions using x- and y-intercepts
- 18.10Graphing from gradient-intercept form y=mx+b
- 18.11Graphing linear functions using a single point and gradient
- 18.12Word problems of graphing linear functions
- 18.13Parallel and perpendicular lines in linear functions
- 18.14Applications of linear relations

- 18.1Distance formula: $d = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$
##### 19Geometry and Measurement

##### 20Angles, Lines, and Transversals

##### 21Properties of triangles

##### 22Circles

##### 23Symmetry and Surface Area

##### 24Introduction to 3-Dimensional Figures

##### 25Volume

##### 26Data and Graphs

##### 27Statistics

##### 28Introduction to Probability