Video lessons

Watch a teacher explain the topic, then practise with past questions.

39 videos in Number sets and properties

• 1 min Real Numbers in Real Life Practical Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Application Of Associative Property In Real Life Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min The Mystery Of Zero(0) Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Why Number 1 is Truly One of a Kind! Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Mystery of Multiplicative Inverse Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Why 1 Is Not a Prime Number Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Why Double Negatives Become Positive Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Why 22/7 Is Not Rational Number Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min The Indivisibility Of Zero Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Practical Demonstration Of Additive Inverse Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Demonstration Of Reciprocal Of A Number Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Multiply Two Digit Numbers In Seconds! Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Pratical Demonstration Of Integers In Real Life Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Practical Demonstration Of Addition Operation Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Why Integers Rule the Math World! Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Perfect Squares in Real Life! Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min How Will You Know A Number Is Divisible By 4 Core Mathematics · SHS 1 · Otisam Mathematics
• 1 min Squaring A Number That Ends With 5 Core Mathematics · SHS 1 · Otisam Mathematics