Quickly finding the quintuple of 45

To quickly find the quintuple of 45, you multiply 45 by 5. This operation means you are taking the original number 45 and increasing it fivefold. Multiplying by 5 is the same as adding 45 to itself five times, which simplifies the calculation and gives the total amount in just one step. When you calculate 225 by multiplying 45 by 5, you receive the quintuple of 45. This approach is efficient and applies to any number you choose for 45. For example, if 45 were 7, then 7 multiplied by 5 would give 225 as 35. This method allows you to quickly find five times any number using simple multiplication.