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Number 2/3 | Data Types and Variables
Introduction to JavaScript (staging)
course content

Зміст курсу

Introduction to JavaScript (staging)

Introduction to JavaScript (staging)

1. Introduction
2. JavaScript syntax
3. Data Types and Variables

bookNumber 2/3

Rounding of Numbers

Rounding is one of the most frequent operations on the numbers. JavaScript provides several built-in functions for rounding which are given in the below table.

FunctionDescriptionExample
Math.floor()Rounds off to the lower limit3.1 becomes 3, and -1.1 becomes -2.
Math.ceil()Rounds off the number to the upper limit3.1 becomes 4, and -1.1 becomes -1.
Math.round()Rounds off the nearest integer when value is equal or greater than .53.1 becomes 3, 3.6 becomes 4, and 3.5 rounds up to 4 (the middle case)
Завдання
test

Swipe to show code editor

A variable named price with the assigned value of 4.7 has been given to you. Your task is to round off this variable such that we get 4 as the output.

Switch to desktopПерейдіть на комп'ютер для реальної практикиПродовжуйте з того місця, де ви зупинились, використовуючи один з наведених нижче варіантів
Все було зрозуміло?

Як ми можемо покращити це?

Дякуємо за ваш відгук!

Секція 3. Розділ 13
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bookNumber 2/3

Rounding of Numbers

Rounding is one of the most frequent operations on the numbers. JavaScript provides several built-in functions for rounding which are given in the below table.

FunctionDescriptionExample
Math.floor()Rounds off to the lower limit3.1 becomes 3, and -1.1 becomes -2.
Math.ceil()Rounds off the number to the upper limit3.1 becomes 4, and -1.1 becomes -1.
Math.round()Rounds off the nearest integer when value is equal or greater than .53.1 becomes 3, 3.6 becomes 4, and 3.5 rounds up to 4 (the middle case)
Завдання
test

Swipe to show code editor

A variable named price with the assigned value of 4.7 has been given to you. Your task is to round off this variable such that we get 4 as the output.

Switch to desktopПерейдіть на комп'ютер для реальної практикиПродовжуйте з того місця, де ви зупинились, використовуючи один з наведених нижче варіантів
Все було зрозуміло?

Як ми можемо покращити це?

Дякуємо за ваш відгук!

Секція 3. Розділ 13
toggle bottom row

bookNumber 2/3

Rounding of Numbers

Rounding is one of the most frequent operations on the numbers. JavaScript provides several built-in functions for rounding which are given in the below table.

FunctionDescriptionExample
Math.floor()Rounds off to the lower limit3.1 becomes 3, and -1.1 becomes -2.
Math.ceil()Rounds off the number to the upper limit3.1 becomes 4, and -1.1 becomes -1.
Math.round()Rounds off the nearest integer when value is equal or greater than .53.1 becomes 3, 3.6 becomes 4, and 3.5 rounds up to 4 (the middle case)
Завдання
test

Swipe to show code editor

A variable named price with the assigned value of 4.7 has been given to you. Your task is to round off this variable such that we get 4 as the output.

Switch to desktopПерейдіть на комп'ютер для реальної практикиПродовжуйте з того місця, де ви зупинились, використовуючи один з наведених нижче варіантів
Все було зрозуміло?

Як ми можемо покращити це?

Дякуємо за ваш відгук!

Rounding of Numbers

Rounding is one of the most frequent operations on the numbers. JavaScript provides several built-in functions for rounding which are given in the below table.

FunctionDescriptionExample
Math.floor()Rounds off to the lower limit3.1 becomes 3, and -1.1 becomes -2.
Math.ceil()Rounds off the number to the upper limit3.1 becomes 4, and -1.1 becomes -1.
Math.round()Rounds off the nearest integer when value is equal or greater than .53.1 becomes 3, 3.6 becomes 4, and 3.5 rounds up to 4 (the middle case)
Завдання
test

Swipe to show code editor

A variable named price with the assigned value of 4.7 has been given to you. Your task is to round off this variable such that we get 4 as the output.

Switch to desktopПерейдіть на комп'ютер для реальної практикиПродовжуйте з того місця, де ви зупинились, використовуючи один з наведених нижче варіантів
Секція 3. Розділ 13
Switch to desktopПерейдіть на комп'ютер для реальної практикиПродовжуйте з того місця, де ви зупинились, використовуючи один з наведених нижче варіантів
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