Bounds

Generate randomized arithmetic problems and validate answers against precision tolerances.

6|62|Updated Jun 17, 2026
One-click install
npx skills add https://github.com/vicharanashala/tenali --skill bounds
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: Bounds
Source: https://github.com/vicharanashala/tenali/tree/main/supermarket/bounds
Command: npx skills add https://github.com/vicharanashala/tenali --skill bounds

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps students and learners overcome the confusion surrounding error intervals and the calculation of upper and lower bounds in mathematical problems.

Core Features & Use Cases

  • Adaptive Quizzing: Provides practice across four difficulty levels, from basic lower bounds to complex division-based upper bounds.
  • Instant Feedback: Validates answers using a tolerance-based logic to account for intermediate rounding variations.
  • Use Case: Use this to drill GCSE-level math concepts where you need to determine the maximum or minimum possible values of a calculation based on rounded measurements.

Quick Start

Use the Bounds skill to generate a hard-level practice question about the upper bound of a sum.

Frequently Asked Questions about Bounds

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate upper and lower bounds for rounded values?

To calculate upper and lower bounds, you determine the maximum and minimum possible values of a calculation based on rounded measurements. This Skill generates arithmetic problems across four difficulty levels to help you practice finding these error intervals.

What is an error interval in mathematics?

An error interval defines the range of values a rounded measurement could actually represent. This Skill helps you master error intervals by validating your calculated bounds against defined precision tolerances using randomized arithmetic problems.

How do I practice GCSE-level math problems involving error intervals?

You can practice GCSE-level error interval problems by using the adaptive quizzing feature, which generates questions from basic lower bounds to complex division-based upper bounds. It provides instant feedback by validating your input against specific precision tolerances.

Does the bounds quiz accept answers with intermediate rounding variations?

Yes, the quiz validates answers using tolerance-based logic to account for intermediate rounding variations. This ensures your calculated upper or lower bounds are marked correctly even if intermediate steps introduce minor precision differences.

Can I generate specific difficulty levels for upper bound practice questions?

Yes, you can generate practice questions at specific difficulty levels, ranging from basic lower bounds to complex division-based upper bounds. The Skill uses algorithmic generation to create problems suited to your selected difficulty.

What is the best way to find the maximum possible value of a calculation using rounded numbers?

The best way to find the maximum possible value is to calculate the upper bound of the expression using the extreme limits of the rounded inputs. This Skill provides randomized arithmetic problems to help you drill this specific calculation process.