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Math Calculators

Tools to solve mathematical problems, convert units, and perform complex calculations.

Percentage Calculator

Calculate percentages, percentage change, and more.

GPA Calculator

Calculate your Grade Point Average (GPA).

Grade Calculator

Calculate your overall course grade based on assignments.

Final Grade Calculator

Determine the grade needed on your final exam.

Final Grade Calculator

Determine the grade needed on your final exam.

Fraction Calculator

Perform operations with fractions: add, subtract, multiply, divide.

Scientific Calculator

Perform advanced scientific calculations.

Decimal to Fraction

Convert decimal numbers to fractions.

Length Converter

Convert between cm, inches, and feet.
View All Calculators
tag document.addEventListener('DOMContentLoaded', function() { const searchInput = document.getElementById('calculator-search'); const clearBtn = document.getElementById('clear-search'); const resultsCount = document.getElementById('search-results-count'); const calculatorCards = document.querySelectorAll('.tool-card'); const mainElement = document.querySelector('main'); const footerElement = document.querySelector('footer'); // Function to ensure footer stays at bottom with few/no results function adjustFooterPosition() { const visibleSections = document.querySelectorAll('.our-tools[style*="display: block"]'); // If no sections are visible or very few results if (visibleSections.length === 0) { // Calculate the minimum height needed const windowHeight = window.innerHeight; const mainTop = mainElement.getBoundingClientRect().top; const footerHeight = footerElement.offsetHeight; const minMainHeight = windowHeight - mainTop - footerHeight; // Set min-height to push footer down mainElement.style.minHeight = `${minMainHeight}px`; } else { // Reset if normal content amount mainElement.style.minHeight = 'auto'; } } // Function to toggle clear button visibility function toggleClearButton() { if (searchInput.value.length > 0) { clearBtn.style.display = 'block'; } else { clearBtn.style.display = 'none'; } } // Function to filter calculators based on search term function filterCalculators(searchTerm) { searchTerm = searchTerm.toLowerCase().trim(); let visibleCount = 0; let totalCount = calculatorCards.length; calculatorCards.forEach(card => { const title = card.querySelector('.tool-title').textContent.toLowerCase(); const description = card.querySelector('.tool-description').textContent.toLowerCase(); // Check if card matches search term if (title.includes(searchTerm) || description.includes(searchTerm)) { card.style.display = 'block'; visibleCount++; } else { card.style.display = 'none'; } }); // Update results count if (searchTerm === '') { resultsCount.textContent = ''; } else if (visibleCount === 0) { resultsCount.innerHTML = 'No calculators found. Request a calculator'; } else if (visibleCount === 1) { resultsCount.textContent = '1 calculator found'; } else { resultsCount.textContent = `${visibleCount} calculators found`; } // Check if any calculators are visible in each section document.querySelectorAll('.our-tools').forEach(section => { const sectionCards = section.querySelectorAll('.tool-card'); let sectionVisible = false; sectionCards.forEach(card => { if (card.style.display !== 'none') { sectionVisible = true; } }); // Show/hide section based on visible cards if (sectionVisible) { section.style.display = 'block'; } else { section.style.display = 'none'; } }); // Adjust footer position adjustFooterPosition(); // Toggle clear button toggleClearButton(); } // Event listener for search input searchInput.addEventListener('input', function() { filterCalculators(this.value); }); // Event listener for clear button clearBtn.addEventListener('click', function() { searchInput.value = ''; filterCalculators(''); searchInput.focus(); }); // Clear search on page load searchInput.value = ''; filterCalculators(''); // Handle window resize window.addEventListener('resize', adjustFooterPosition); });