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Stage 8 All SkillsClass Tracker
Stage 8Skill #49 of 50Year 8 to Year 10Ages 12–15

Calculating Percentages of Amounts Worksheets

Mental calculation of 10%, 25%, 50%, 75%, 5%, and 20% of amounts. Customise question counts (10, 20, 30, 40, or 50), choose randomised or fixed standardised forms (Form A / Form B), and print or download free collated A4 worksheets with duplex answer keys.

Example Problem:25% of $80 = ___•Free Printable PDF•Reverse Duplex Marking Guide•No Sign-in Required
Stage 8

Calculating Percentages of Amounts

Mental calculation of 10%, 25%, 50%, 75%, 5%, and 20% of amounts.

Questions:
Variant:
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Sample Problems (8 shown of 20 selected)

1.20% of $250 =
2.15% of 60 =
3.50% of $180 =
4.5% of 100 =
5.20% of $20 =
6.15% of $220 =
7.10% of 190 =
8.50% of 30 =
Generated worksheets are formatted for standard A4 paper with optimal card spacing, student time limit boxes, and reverse-side duplex answer keys.
Classroom Batch Printing

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Teaching & Curriculum Guide: Calculating Percentages of Amounts

Curriculum Context

Stage 8: Advanced Proportional (Fraction Operations, Percentages & Algebra)

Skill #2 of 3 in Stage 8. Focuses on fractions, powers & proportions.

Fluency Benchmark

18+/20 Recall Fluency

Aim for quick, confident recall within a 5-minute timed sprint before advancing to sequential higher-stage skills.

Classroom Differentiation

Whole-Class Batch Printing

Pair with the Interactive Classroom Tracker to assign this skill to specific students while others work on adjacent skills.

Other Stage 8 Basic Facts Skills

View all 3 skills in Stage 8 →
1. Adding and Subtracting FractionsFractions ±
2. Calculating Percentages of AmountsCurrent
3. Adding and Subtracting IntegersIntegers ±