Dime ERA Calculator Calculate Earned Run Average for baseball pitchers using U.S. standard 9 innings. Earned Runs Allowed Innings Pitched For partial innings, use decimals like 6.33 or 6.67. Game Length 9 innings (USA standard)7 innings6 innings Formula (ER × Innings) ÷ IP Calculated ERA 0.00 Enter values to calculate. Calculate ERA Reset ERA Calculator Our … Read more
Tip Calculator Enter bill amount, tip percentage, and number of people. Bill Amount Tip Percentage (%) Number of People Tip Amount $0.00 Total Bill $0.00 Per Person $0.00 Calculate Reset A Tip Calculator helps you quickly determine how much gratuity to leave at restaurants, cafés, bars, or for delivery services. In the United States, tipping … Read more
AP World Score Calculator Enter your practice test scores to estimate a predicted AP World History score (1–5). This calculator uses a weighted composite: MCQ (40%), SAQ (20%), DBQ (25%), and LEQ (15%). Score cutoffs vary by year, so you can adjust them below. Enter Your Scores MCQ Correct (0–55) AP World MCQ has 55 … Read more
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Productivity Calculator Estimate productivity based on output and time. Use it for tasks, calls, tickets, orders, or any measurable work. Get productivity %, output per hour, and time saved compared to a baseline. Inputs Output Type TasksOrdersCallsTicketsUnitsLeads This only changes labels (calculation stays the same). Actual Output Completed How many items were completed. Actual Time … Read more
AP Bio Score Calculator Enter your practice test scores to estimate your predicted AP Biology score (1–5). This calculator uses a weighted composite based on Multiple Choice (50%) and Free Response (50%). Score cutoffs can vary slightly each year. Multiple Choice Section MCQ Correct (0–60) AP Biology includes 60 multiple-choice questions. MCQ Wrong / Blank … Read more
Boiler Feed Pump Calculation A boiler feed pump must deliver enough pressure and flow to push feedwater into the boiler reliably. This Boiler Feed Pump Calculation tool helps you estimate differential pressure, total dynamic head (TDH), and approximate motor power using practical engineering inputs. What This Boiler Feed Pump Calculation Includes This calculator estimates: How … Read more
Generic probability calculator for any game/system using base chance + multipliers + bonus. Utility Base Chance (%) Example: 20 = 20%. Multiplier Example: ball/status buff = 1.5×. Flat Bonus (%) Adds after multiplier. Attempts (optional) Chance of at least 1 success. Calculate Reset Copy Result Result Enter values and press Calculate. Catch Rate Calculator Our … Read more
Practical catch chance estimate using HP, ball multiplier, status, and species catch rate. Gaming Species Catch Rate (1–255) Example: many starters ~45. Max HP HP at full health. Current HP Lower HP = higher chance. Ball Multiplier Poké Ball (1.0×)Great Ball (1.5×)Ultra Ball (2.0×)Dusk Ball (3.5× when applicable)Quick Ball (4.0× first turn) Pick the correct … Read more