Search everyday calculators
Results: 10
Bra Size Calculator
Estimate a US bra starting size from underbust and bust measurements using a direct-underbust convention, with fit limits explained.
Group Expense Splitter
Split group expenses with multiple payers, equal or unequal shares, and exact rounded settlements. Find who owes whom for trips and shared bills.
Final Exam Grade Calculator
Calculate the final exam score you need from your current grade, target grade, and final exam weight.
Golf Handicap Calculator
Estimate an 18-hole index from adjusted differentials, calculate a course handicap or derive a score differential from entered course data.
College GPA Calculator
Calculate semester and cumulative GPA using course grades, credit hours, and your institution’s grading scale.
GPA Goal Calculator
Calculate the future GPA needed to reach your cumulative GPA goal and compare scenarios for your remaining credits.
Weighted Grade Calculator
Calculate weighted or points-based grades, exclude ungraded work, and compare what-if scores.
Shoe Size Conversion
Convert foot length to Mondopoint millimeters and an approximate US adult size using a stated allowance and sizing model.
Sleep Calculator
Plan a bedtime or wake time from a chosen sleep duration, or explore illustrative cycle times with a sleep-onset allowance.
Tip Calculator
Calculate a tip from a chosen percentage and divide the bill plus tip evenly among a selected number of people.
Calculating grades, bills, and everyday quantities
Everyday arithmetic often depends on a weighting or comparison rule. Course credits can weight a GPA, assessment percentages can weight a final grade, and a bill split depends on which amount is shared. Identify that rule before entering values so that the result reflects the intended arrangement.
Check whether a number represents a percentage, a point total, a credit value, or a currency amount. A result based on entered rules does not confirm an institution's grading policy or an agreement between people. The worked example helps show how each input is used.
Compare the questions
| Choose a method | Inputs | Method |
|---|---|---|
| Weighted Grade Calculator Category weights & what-if grades |
| Current average = Σ(graded score × category weight) / Σgraded weights. Projected average uses what-if scores where supplied. How it works |
| Tip Calculator Tip & bill split |
| Tip = bill×tip rate; each share = (bill+tip)/people. How it works |