1 2x 7 1 3 X 12
1 2x 7 1 3 X 12.
Contents
Fraction figurer
This fraction estimator performs basic and advanced fraction operations, expressions with fractions combined with integers, decimals, and mixed numbers. It also shows detailed stepbyfootstep information about the fraction calculation procedure. The calculator helps in finding value from multiple fractions operations. Solve problems with two, three, or more fractions and numbers in 1 expression.
Rules for expressions with fractions:
Fractions
– use a forward slash to split up the numerator by the denominator, i.e., for 5hundredths, enter
v/100. If you use mixed numbers, leave a space betwixt the whole and fraction parts.
Mixed numerals
(mixed numbers or fractions) keep one space between the integer and
fraction and utilise a forward slash to input fractions i.due east.,
1 2/three
. An case of a negative mixed fraction:
5 one/2.
Because slash is both signs for fraction line and sectionalisation, apply a colon (:) as the operator of division fractions i.east.,
1/ii : 1/3.
Decimals (decimal numbers) enter with a decimal point
.
and they are automatically converted to fractions – i.e.
1.45.
Math Symbols
Symbol  Symbol name  Symbol Meaning  Example 

+  plus sign  addition  1/two + ane/3 
–  minus sign  subtraction  1 1/2 – two/3 
*  asterisk  multiplication  2/3 * 3/4 
×  times sign  multiplication  2/iii × five/half dozen 
:  division sign  division  1/ii : 3 
/  division slash  division  1/three / 5 
:  colon  complex fraction  1/ii : 1/3 
^  caret  exponentiation / power  one/iv^three 
()  parentheses  calculate expression within first  3/5 – (1/4) 
The reckoner follows wellknown rules for
the club of operations. The nigh common mnemonics for remembering this order of operations are:
PEMDAS
– Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.
BEDMAS
– Brackets, Exponents, Division, Multiplication, Addition, Subtraction
BODMAS
– Brackets, Of or Order, Division, Multiplication, Addition, Subtraction.
GEMDAS
– Grouping Symbols – brackets (){}, Exponents, Multiplication, Partitioning, Addition, Subtraction.
MDAS
– Multiplication and Division have the same precedence over Improver and Subtraction. The MDAS dominion is the club of operations office of the PEMDAS rule.
Be careful; always do
multiplication and partition
before
addon and subtraction. Some operators (+ and ) and (* and /) accept the same priority and must evaluate from left to right.
Fractions in word problems:

Fraction to decimal
Write the fraction three/22 every bit a decimal. 
Max has 2
Max has 13 pairs of socks. From this, six pairs are blue, three pairs are brownish, two are black, and two are white. What fraction of Max’due south socks are either brownish or blackness? 
A course IV.A
In a class, there are 15 girls and thirty boys. What fraction of the form represents the boys? 
Babies
Two adults, two children, and four babies are on a motorbus. What fraction of the people are babies? 
Fruit basket
If there are seven apples and five oranges in the basket, what fraction of oranges are in the fruit handbasket? 
A subcontract halfdozen
A farm has 20 animals. There are iv chickens. What fraction of the animals are chickens? Express your respond as a fraction in the simplest grade. 
In the cafeteria
There are 18 students in Jacob’s homeroom. Half dozen students bring their lunch to school. The rest consume lunch in the cafeteria. In the simplest form, what fraction of students eat tiffin in the cafeteria? 
One Saturday
One Saturday evening there are 40 girls, 25 boys, eighteen women and 17 men at a movie house. What fraction are girls? 
Simplify 12
Simplify {one/three + 1/12} ÷ {2/3 – 5/8} 
Someone
Someone ate ane/10 of a cake, leaving merely ix/x. If you consume ii/3 of the cake left, how much of a whole cake volition you accept eaten? 
Andy gets
Andy gets 5 out of 15 questions incorrect in his math test. What fraction of the question does andy answer correctly?
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1 2x 7 1 3 X 12
Source: https://www.hackmath.net/en/calculator/fraction