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PPT: Integers
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Page 1 Integers Page 2 Integers Negative Numbers ? Sometimes we need to represent numbers that are less than 0. ? We use a negative sign ‘-' in front of such numbers to denote that they are less than zero. ? These numbers are called negative numbers. ? These numbers also have a successor and a predecessor. Page 3 Integers Negative Numbers ? Sometimes we need to represent numbers that are less than 0. ? We use a negative sign ‘-' in front of such numbers to denote that they are less than zero. ? These numbers are called negative numbers. ? These numbers also have a successor and a predecessor. ? Number line depicting negative numbers : Page 4 Integers Negative Numbers ? Sometimes we need to represent numbers that are less than 0. ? We use a negative sign ‘-' in front of such numbers to denote that they are less than zero. ? These numbers are called negative numbers. ? These numbers also have a successor and a predecessor. ? Number line depicting negative numbers : Integers ? The positive numbers 1, 2, 3, ..., the negative numbers -1, -2, -3,... and ‘0’ together form what are called integers. ? The natural numbers and whole numbers are part of integers. Page 5 Integers Negative Numbers ? Sometimes we need to represent numbers that are less than 0. ? We use a negative sign ‘-' in front of such numbers to denote that they are less than zero. ? These numbers are called negative numbers. ? These numbers also have a successor and a predecessor. ? Number line depicting negative numbers : Integers ? The positive numbers 1, 2, 3, ..., the negative numbers -1, -2, -3,... and ‘0’ together form what are called integers. ? The natural numbers and whole numbers are part of integers.Read More
FAQs on PPT: Integers
| 1. What are integers and how are they different from whole numbers? |  |
Ans. Integers include all positive numbers, negative numbers, and zero on a number line, whereas whole numbers only include zero and positive numbers. The key difference is that integers extend into the negative direction, making them essential for representing losses, debts, or temperatures below zero. Understanding this distinction helps students solve real-world problems involving opposite quantities.
| 2. How do you add and subtract integers with different signs in CBSE Class 7 maths? | |
Ans. When adding integers with different signs, subtract the smaller absolute value from the larger one and keep the sign of the larger number. For subtraction, convert it to addition by changing the sign of the number being subtracted, then apply addition rules. Using a number line or flashcards can reinforce these integer operations and help avoid common mistakes during calculations.
| 3. Why do two negative numbers multiply to give a positive answer? | |
Ans. Multiplying two negative integers produces a positive result because of the pattern in integer multiplication rules. A negative times a negative reverses the direction twice, resulting in a positive outcome. This concept becomes clearer when visualised through number line representations or mind maps showing multiplication patterns across all four quadrants of integers.
| 4. What's the trick for remembering integer division rules and when answers are positive or negative? | |
Ans. Integer division follows the same sign rules as multiplication: same signs yield positive results, different signs yield negative results. A helpful memory aid is that division by a negative number "flips" the sign of your answer. Students can refer to PPTs or visual worksheets that display sign charts to quickly determine whether quotients are positive or negative integers.
| 5. Can integers be used to show real situations like bank accounts or temperature changes? | |
Ans. Integers perfectly represent real-world scenarios where values go above and below a reference point. Positive integers show deposits or temperature increases, while negative integers represent withdrawals or temperature drops. This practical application of integers helps Class 7 students understand why negative numbers matter beyond abstract maths, connecting mathematical concepts to everyday experiences like weather or financial transactions.
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Document Description: PPT: Integers for Class 7 2026 is part of Mathematics Olympiad Class 7 preparation. The notes and questions for PPT: Integers have been prepared according to the Class 7 exam syllabus. Information about PPT: Integers covers topics like and PPT: Integers Example, for Class 7 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for PPT: Integers.
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