JRM Calculator | Enter an arithmetic expression: |
Save expression (new or copy current): | Memory: |
Formulas, Areas and Volumes: 1 | ||
Measures conversion:
2 3 4 5 6 7 |
Rule of three: | A
is to B
as C is to D |
Temperature: ºFahrenheit is equal to ºCelsius |
Compound interest: |
Results: |
Principal: Rate: Term in years: Additional monthly payment: |
Monthly payment (prin.+ int.): Monthly payment plus addit.: New term: Total payment amount: Included interest: |
Without payments:
Principal + Interest:
Interest: |
Instructions and examples (Press Alt+I to return to Calculator) Add: +, Subtract: -, Multiply: *, Divide: /, Remainder: %. Precedence: (), *, /, %, +, -. Decimal: . point If expression is selected (Ctrl+E): clear it with Supr key or a new entry, modify it with arrow-left or arrow-right. Use Alt+underlined-key to move in document, and Tab or Shift+Tab for next or previous item. You can use the numeric keyboard, with Shift key for its arrows. For measures conversions type in the quantity to search for an equivalence, select its type with Alt+1...7 and open the box with Alt+Down-arrow. Select the desired conversion with down-arrow or up-arrow and Enter directly, or Alt+o, which will make the factor or formula to be appended to the right of the expression line. Press Home key if you wish to enter to the left side Examples: Expression: (1+2.5+3)*5-(7/3) Result: 30.1666... 6 * 9 % 7 Result: 5 6 * (9 % 7) Result: 12 Sphere volume, with given radius: (4/3)*Math.PI*Math.pow(radius,3) Random number from 1 to 100: Math.floor(Math.random()*100+1)