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[ 1/1 Equation]
    Work: Find the solution of equation 1/2x÷3/10 = 4/5 .
    Question type: Equation
    Solution:Original question:

1

÷

2

×

x

÷

3

÷

10

=

4

÷

5

Left side of the equation =

1 60

x

    The equation is transformed into :

1 60

x

=

4

÷

5

Right side of the equation =

4 5

    The equation is transformed into :

1 60

x

=

4 5

    The coefficient of the unknown number is reduced to 1 :

x

=

4 5

÷

1 60

=

4 5

×

60

=

4

×

12

    We obtained :

x

=

48

    This is the solution of the equation.

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