## Description

Author: Karelien Kriel

Number of pages: 138 (book) + 66 (memo)

Number of activities: 25

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**Activity 1**: count forwards and backwards in whole numbers; give the rule; fill in the missing numbers on the number lines in; larger than; smaller than; equal; increasing order; decreasing order

**Activity 2**: introduction to whole numbers; number line; add and subtract; multiple choice questions; pictures; expressions and equations; right and left; add and subtract

**Activity 3**: thermometer; whole numbers; introduction to negative numbers; colder beneath 0 degrees Celsius it becomes a negative temperature; complete number pattern; subtraction; rules

**Activity 4**: negative numbers; addition; rules; thermometer

**Activity 5**: negative numbers; addition and subtraction; thermometer; summary of rules; brace map

**Activity 6**: negative numbers; addition and subtraction; thermometer; gemengde activity; 50 sums

**Activity 7-8**: Geometrical patterns; number patterns; input values; output values; rules; coefficient; equations; see patterns; make conclusions; increasing and decreasing patterns; flow maps; work forwards and backwards; summary in brace map

**Activity 9**: brace map; variable; coefficient; like terms; unlike terms; term that doesn’t fit

**Activity 10**: recognise variables and constants in expressions and equations; weighing scale; questions; pictures

**Activity 11**: equations; weighing scale; pictures; find the value of the variable; inspection; inverse operations

**Activity 12**: equations; find the value of the variable; inspection; equations bevat al four operations; explain what you did to find the answer

**Activity 13**: equations; brace map; find the value of the variable; test your answer; substitution; variable an element of real numbers (infinite solutions); variable is 0

**Activity 14**: equations; variable is 0; variable undefined; summarize four solutions of variables in brace map; one value; no value (undefined); all values (element of real numbers) and 0

**Activity 15-18**: equations; coefficient in front of variable and 3 terms in equation; two steps to solve equation; step-by-step solution of variables with pictures; addition and subtraction

**Activity 19-20**: data handling; questionnaire; population; sample; regverdig; brace map; hypothesis; prove hypothesis

**Activity 21**: data handling; frequency tables; questions; stem-and-leaf tables; increasing order; median; mode; average; range

**Activity 22**: data handling; graphs; horizontal; vertical; scales on axes; coordinates

**Activity 23**: data handling; graphs; frequency table; group data; histogram; single value data; bar graph; double bubble map; differences and similarities between histograms and bar graphs

**Activity 24**: data handling; draw own graphs; histogram; bar graph; pie chart

**Activity 25**: data handling; interpretasie of data; histogram; bar graph; pie chart