Year 9

40 Powerpoint Mental Starters

for Numeracy and Mathematics Lessons

Year 9 Mental Starters Presentations (With Screenshots).
Each presentation contains 20 questions, with the answer appearing after each question.

Addition Square (Negative Numbers)	Areas of Circles - Approx	Box & Whisker Diagrams	Centre of Enlargement
Change of Subject	Circle Theorems	Cumulative Frequency Tables	Decimal Multiply & Divide
Difference of Squares	Direct Proportion	Expanding Expressions	Expanding Pairs
Factorising	Functions with Powers	Highest Common Factor	Inverse Functions
Lengths in Circles - Approx	Metric Units - Area & Volume	Mid Points from Co-ordinates	Mid Points of Lines
Mixed Numbers and Improper Fractions	Multiplying Fractions	Percentage Multipliers	Reciprocals
Recurring Decimals	Rounding - Significant Figures	Sequences - Squares & Negatives	Simplifying Algebra with Powers
Sines, Cosines, Tangents	Solving Inequalities	Speed, Distance, Time	Standard Form
Standard Form Multiplication	Straight Line Graphs	Sum of Squares	Tree Diagrams
Two Way Table	Two-Variable Equations	Upper and Lower Bounds	Volume of Cylinders

The Year 9 Presentations Are:

NUMBER (15 Starters)

Addition Squares (Negative Numbers)     *     Decimal Multiply and Divide     *     Difference of Squares
Direct Proportion     *     Highest Common Factor     *     Mixed Numbers and Improper Fractions
Multiplying Fractions     *     Percentage Multipliers     *     Reciprocals
Recurring Decimals     *     Rounding - Significant Figures     *     Standard Form
Standard Form Multiplication     *     Sum of Squares     *     Upper and Lower Bounds

ALGEBRA (11 Starters)

Change of Subject     *     Expanding Expressions (Single Brackets)     *     Expanding Pairs of Brackets
Factorising     *     Functions with Powers     *     Inverse Functions
Sequences - Squares and Negatives     *     Simplifying Algebra with Powers
Solving Inequalities     *     Straight Line Graphs     *     Two-Variable Equations