New general mathematics for jss3

Here are some topics and notes on General Mathematics for JSS3:

Topic 1: Number Systems

• Natural Numbers: 1, 2, 3,...
• Whole Numbers: 0, 1, 2, 3,...
• Integers:..., -3, -2, -1, 0, 1, 2, 3,...
• Rational Numbers: fractions and decimals
• Irrational Numbers: numbers that cannot be expressed as a finite decimal or fraction

Topic 2: Fractions

• Definition of a fraction: a part of a whole
• Types of fractions: proper, improper, mixed
• Operations with fractions: addition, subtraction, multiplication, division
• Simplifying fractions: reducing fractions to their simplest form

Topic 3: Decimals

• Definition of a decimal: a way of writing fractions as a decimal
• Operations with decimals: addition, subtraction, multiplication, division
• Converting fractions to decimals: using a calculator or by hand

Topic 4: Percentages

• Definition of a percentage: a way of expressing a part of a whole as a fraction of 100
• Calculating percentages: finding a percentage of a number
• Solving percentage problems: using formulas and calculations

Topic 5: Ratios and Proportions

• Definition of a ratio: a comparison of two quantities
• Types of ratios: equivalent, equivalent proportions
• Solving ratio problems: using cross-multiplication and other methods

Topic 6: Algebra

• Introduction to algebra: solving linear equations and inequalities
• Solving linear equations: using addition, subtraction, multiplication, and division
• Solving linear inequalities: using addition, subtraction, multiplication, and division

Topic 7: Statistics and Graphs

• Introduction to statistics: collecting and analyzing data
• Types of graphs: bar graphs, pie charts, line graphs
• Interpreting graphs: understanding the information presented

Topic 8: Measurement

• Units of measurement: length, mass, capacity, time
• Converting between units: using conversion factors and formulas
• Solving measurement problems: using formulas and calculations

Topic 9: Geometry

• Introduction to geometry: points, lines, angles, and shapes
• Properties of shapes: congruent, similar, and equal
• Solving geometry problems: using formulas and calculations

Topic 10: Trigonometry

• Introduction to trigonometry: angles, triangles, and waves
• Trigonometric ratios: sine, cosine, and tangent
• Solving trigonometry problems: using formulas and calculations

These are just some of the topics and notes that you may cover in your General Mathematics class for JSS3. Make sure to practice regularly and ask your teacher for help if you need it!