Clearly, 150 is not a perfect cube. Cube root of a number gives a value, which results in the original number when multiplied by itself thrice. Is 288 a perfect cube? It is denoted by the symbol ‘3√’. So at the unit place, we get 5 for the required cube root. There is no "easy" way to find cube roots. With the help of the table above we will be using the estimation method. 11.9-9=2.9. As we know 260 is a non perfect cube, Step 1- Find the integral part First we have to find out the integral cubes root between which 260 is. But this method is applicable only for perfect cubes. Cube root is denoted by ‘∛ ‘ symbol. Solution: We will divide the number 857375 into two groups, i.e., 857 & 375. Calculator Use. For example we can use this method with 5832 because it’s cube of 18, but we can’t use it with 1739 because it’s not a perfect cube. Clearly, 150 is not a perfect cube. There are many numbers which are not perfect cubes and we cannot find the cube root of such numbers using the prime factorisation and estimation method. To use this method, we firstly need to memorise the cube table for numbers 1 to 10, to do fast calculation. If we find the value in the calculator, this value is approximately equal to the actual value, i.e. Hence, we will use here some special tricks to find the cube root. The cube root symbols is∛, it is the "radical" symbol (used for square roots) with a little three to mean cube root. 5.314. 968 is somewhere between cube of 9=729 and cube of 10 =1000, So integral part of cube is 9. So. If not, find the smallest natural number by which 288 should be multiplied so that the product is a perfect cube. Since, 8 is a perfect cube number, it is easy to find the cube root of a number. Let us find the cube root of 150 here. Hence, we will use the estimation method here. You may need to download version 2.0 now from the Chrome Web Store. Perfect Cubes. So, from the cubes table, we observe the value 857 lies between cube of 9 and 10, i.e., 729 < 857 < 1000. Ex. Cloudflare Ray ID: 5fa0a83cfd11cd97 Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. The cube of a number can be calculated by multiplying it three times. For example, the cube root of 8 would be 2 because 2 * 2 * 2 = 8. 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