Fractions for dummies - Operations - Simplifications - Conversions - Reductions -
How much is 2/3 + 1/4 , 2/3 + 42/666 ?
Simple operation : 2/3 + 1/4
➽ 11/12
Fill-in the two fields =
terms with any number, and the result appears in fractional form
and decimal form.
Tap the result field to invert the fractional and decimal representations.
You can tap one of the operations keys (+,-,x,÷) at any time to select the current operation.
A number may be :
- An integer : 1, 4567, ...
- A fraction : 2/3, 5670/67890, ...
- A decimal number : 0.5, 3.14159, ...
- Tip : Numbers which appear in red can be simplified. Touch these numbers.
- Ex : 42/666 "TAP" --> 7/111 .
- Tip : Use the sub-total key ∑ to perform a chain of operations like : 1/2 + 1/3 ∑ + 3/4 ...
A term (single field) may be expression like 56+78 , 666-42, 12*111, ...
Tap two times an operator +, -, x, ÷ to enter it in a field.
Decimal numbers are automatically converted to the
simplest possible fraction,
with precision 0.000001 .
- 6.6 ➽ 33/5
- 6.66 ➽ 333/50
- 6.666666... ➽ 20/3
- 0.123456... ➽ 10/81
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4-Calc for iPhone ? Percentages and Rules of Three for dummies, and free.
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