Last updated on May 27th, 2025
When a number is multiplied by itself thrice, the resultant number is called the cube of a number. Cubing is used when comparing sizes of objects or things with cubic measurements. In this topic, we shall learn about cubes of 857.
A cube number is a value obtained by raising a number to the power of 3, or by multiplying the number by itself three times. When you cube a positive number, the result is always positive. When you cube a negative number, the result is always negative. This is because a negative number multiplied by itself three times results in a negative number. The cube of 857 can be written as 857³, which is the exponential form. Or it can also be written in arithmetic form as, 857 × 857 × 857.
In order to check whether a number is a cube number or not, we can use the following three methods: multiplication method, a factor formula (a³), or by using a calculator. These three methods will help kids to cube the numbers faster and easier without feeling confused or stuck while evaluating the answers. By Multiplication Method Using a Formula Using a Calculator
The multiplication method is a process in mathematics used to find the product of two numbers or quantities by combining them through repeated addition. It is a fundamental operation that forms the basis for more complex mathematical concepts. Step 1: Write down the cube of the given number. 857³ = 857 × 857 × 857 Step 2: You get 629,092,793 as the answer. Hence, the cube of 857 is 629,092,793.
The formula (a + b)³ is a binomial formula for finding the cube of a number. The formula is expanded as a³ + 3a²b + 3ab² + b³. Step 1: Split the number 857 into two parts. Let a = 800 and b = 57, so a + b = 857 Step 2: Now, apply the formula (a + b)³ = a³ + 3a²b + 3ab² + b³ Step 3: Calculate each term a³ = 800³ 3a²b = 3 × 800² × 57 3ab² = 3 × 800 × 57² b³ = 57³ Step 4: Add all the terms together: (a + b)³ = a³ + 3a²b + 3ab² + b³ (800 + 57)³ = 800³ + 3 × 800² × 57 + 3 × 800 × 57² + 57³ 857³ = 512,000,000 + 109,440,000 + 78,192,000 + 185,193 857³ = 629,092,793 Step 5: Hence, the cube of 857 is 629,092,793.
To find the cube of 857 using a calculator, input the number 857 and use the cube function (if available) or multiply 857 × 857 × 857. This operation calculates the value of 857³, resulting in 629,092,793. It’s a quick way to determine the cube without manual computation. Step 1: Ensure the calculator is functioning properly. Step 2: Press 8 followed by 5 and then 7 Step 3: If the calculator has a cube function, press it to calculate 857³. Step 4: If there is no cube function on the calculator, simply multiply 857 three times manually. Step 5: The calculator will display 629,092,793.
The cube of any even number is always even, while the cube of any odd number is always odd. The product of two or more perfect cube numbers is always a perfect cube. A perfect cube can always be expressed as the product of three identical groups of equal prime factors.
There are some typical errors that kids might make during the process of cubing a number. Let us take a look at five of the major mistakes that kids might make:
What is the cube and cube root of 857?
The cube of 857 is 629,092,793 and the cube root of 857 is 9.545.
First, let’s find the cube of 857. We know that cube of a number, such that x³ = y Where x is the given number, and y is the cubed value of that number. So, we get 857³ = 629,092,793 Next, we must find the cube root of 857. We know that cube root of a number ‘x,’ such that ∛x = y Where ‘x’ is the given number, and y is the cube root value of the number. So, we get ∛857 ≈ 9.545 Hence, the cube of 857 is 629,092,793 and the cube root of 857 is approximately 9.545.
If the side length of the cube is 857 cm, what is the volume?
The volume is 629,092,793 cm³.
Use the volume formula for a cube V = Side³. Substitute 857 for the side length: V = 857³ = 629,092,793 cm³.
How much larger is 857³ than 800³?
857³ – 800³ = 117,092,793.
First find the cube of 857³, that is 629,092,793 Next, find the cube of 800³, which is 512,000,000 Now, find the difference between them using the subtraction method. 629,092,793 – 512,000,000 = 117,092,793 Therefore, 857³ is 117,092,793 larger than 800³.
If a cube with a side length of 857 cm is compared to a cube with a side length of 57 cm, how much larger is the volume of the larger cube?
The volume of the cube with a side length of 857 cm is 629,092,793 cm³.
To find its volume, we multiply the side length by itself three times (since it’s a 3-dimensional object). Cubing 857 means multiplying 857 by itself three times: 857 × 857 = 734,449, and then 734,449 × 857 = 629,092,793. The unit of volume is cubic centimeters (cm³), because we are calculating the space inside the cube. Therefore, the volume of the cube is 629,092,793 cm³.
Estimate the cube 856.9 using the cube 857.
The cube of 856.9 is approximately 629,092,793.
First, identify the cube of 857, The cube of 857 is 857³ = 629,092,793. Since 856.9 is only a tiny bit less than 857, the cube of 856.9 will be almost the same as the cube of 857. The cube of 856.9 is approximately 629,092,793 because the difference between 856.9 and 857 is very small. So, we can approximate the value as 629,092,793.
Binomial Formula: It is an algebraic expression used to expand the powers of a number, written as (a + b)ⁿ, where ‘n’ is a positive integer raised to the base. The formula is used to find the square and cube of a number. Cube of a Number: Multiplying a number by itself three times is called the cube of a number. Exponential Form: It is a way of expressing numbers using a base and an exponent (or power), where the exponent value indicates how many times the base is multiplied by itself. For example, 2³ represents 2 × 2 × 2 equals 8. Perfect Cube: A number that can be expressed as the cube of an integer. Cube Root: The number that, when multiplied by itself three times, gives the original number. For example, the cube root of 27 is 3.
Jaskaran Singh Saluja is a math wizard with nearly three years of experience as a math teacher. His expertise is in algebra, so he can make algebra classes interesting by turning tricky equations into simple puzzles.
: He loves to play the quiz with kids through algebra to make kids love it.