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99 multiplied by 9 is equal to 891. To calculate this, you would multiply the digit in the units place of the first number (9) by the second number (9) to get 81, and then multiply the digit in the tens place of the first number (9) by the second number (9) to get 810. Finally, you would add these two results together to get the final answer of 891.
What else can I help you with?
Can you make five nines equal 100?
To make five nines equal 100, you can use basic mathematical operations. One way to achieve this is by adding the five nines together: 9 + 9 + 9 + 9 + 9 = 45. Then, you can multiply this result by 2: 45 x 2 = 90. Finally, add 10 to 90 to reach 100: 90 + 10 = 100.
All the multiples of 9?
Multiples of 9 are numbers that can be divided by 9 without leaving a remainder. They follow a pattern of increasing by 9 each time. The first few multiples of 9 are 9, 18, 27, 36, 45, and so on. In general, the multiples of 9 can be represented as 9n, where n is a positive integer.
