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3.4 Augmented Assignment Operators

Augmented Assignment Operators

These are shortcuts for updating a variable using arithmetic.
The below table's right and left columns are equivalent

Table

 
a += b

a -= b

a *= b

a /= b

a %= b

is equivalent to

is equivalent to

is equivalent to

is equivalent to

is equivalent to

a = a + b

a = a - b

a = a * b

a = a / b

a = a % b

Practice

Number

Initialize a variable number with a value of 5.
Then, using augmented assignment operators:
  1. Increase it by 4
  1. Decrease it by 3
  1. Multiply it by 2
  1. Divide it by 3
Finally, print the result.

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