PPT-Year 7 Negative Numbers

Dr J Frost jfrosttiffinkingstonschuk wwwdrfrostmathscom Last modified 3 rd September 2015 Objectives Add subtract multiply and divide negative numbers as well as raise a negative number to a power. Natural Numbers. = {1, 2, 3, 4, 5…}. Whole numbers are natural numbers and zero.. Whole Numbers. = {0, 1, 2, 3, 4, 5…}. N is a subset of W.. Integers are whole numbers and opposites of naturals.. Welcome to Further Maths! Here is your first challenge…. Find the sides of a right angled triangle of perimeter 12 units and area 7 square units. A complex problem…. Diophantus (275 AD) attempted to solve what seems a reasonable problem. . Chinese Mathematics. 200 BCE: Chinese Rod System . Commercial calculations. Red rods cancelled black rods . Amount Sold: Positive. Amount Spent: Negative. Negative Numbers. Brahmagupta. – 7. th. Century Mathematician. When it came to measuring quantities in dissimilar vessels, such a proportion could only be found by finding a unit of measure by which both vessels could be measured as a whole number .  . Anthyphairesis. Objective. TSW identify the parts of the Real Number System. TSW define rational and irrational numbers. TSW classify numbers as rational or irrational. Real Numbers. Real Numbers are every number.. Therefore, any number that you can find on the number line.. grade Math – Numeration Unit. 7. π. -√36. ¾. 0. 2.12122….. Number Types. Whole . Integers. Rational Numbers. Irrational Numbers. Which is which? . How can you tell them apart?. Whole Numbers. Warm-Up #25 (10/24/16) . Is . the same?. Evaluate (12 – - 3) 30.. What is rational number? .  . Homework (10/24/16). Textbook: Big Ideas. Page 54. #5-14 ALL. Rational Numbers. A rational number is a real number that can be written as a simple fraction (i.e. as a ratio.). Making sense of all the numbers. 1. (c) Lanzafame 2007. UNITS! UNITS! UNITS!. Joe’s 1st rule of Physical Sciences - watch the units.. The ability to convert units is fundamental, and a useful way to solve many simple problems. . The lab required the use of 16 paperclips and a space heater.. Exception: A sentence cannot begin with a numeral. Options:. Spell out number if the first word of the sentence. Rewrite the sentence so number is not first. Investigation 3: Multiplying and Dividing Rational Numbers. Students will demonstrate how to combine numbers with the same sign and different signs. Homework. Pg. 67. 25,38-41. Warm-up. 3.1 Multiplication Patterns with Integers. form of learning about actions and paths to avoid typically learned from ones own or from others mistakes Negative knowledge is a type of metacognition involving knowledge about strategies and about t The relationship between fatty acid metabolism and pyruvate carboxylase (PC). Unsaturated fatty acids: . ↑. . PC. Saturated fatty acids: . ↓. . PC. Fatty acids in blood. Useful energy. Fatty liver. 3. . . 5. . 4. . 6. 546 ÷ 3 . 2. Year 5. Use short division to divide 3-digit numbers by 1-digit numbers.. We are going to move a sticky note along to hide and reveal each column in turn.. 3 . . Order and compare numbers up to 10 000 000. Round any whole number to a . required degree of accuracy. Use negative numbers in context. and calculate intervals across zero. Read Roman numerals to 1000 (M) and recognise years written in Roman numerals.