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Example: 2.25 x 3.45
Omit the decimal points, though note their position:
225 (2 decimal points)
345 (2 decimal points)
----------- using long-multiplication
67500
9000
1125
-----------
77625
Add the decimal points positions together (2 + 2 = 4) count 4 places from the right and place the decimal between the two 7's, thus: 7.7625
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How do you multiply by 2 or 3 digit numbers?
first digit time second digit and second digit times first digit then repeat
If you are not allowed to repeat a digit how many 3-digit numbers can be made from the digits 1 2 3 4 and 5?
60. There are 5 different choices for the first digit, four for the second digit, and three choices for the third digit. According to the fundamental counting principle, you multiply them together to get the total number of possible ways, and 5 x 4 x 3 = 60 Another way to think about it is 5!/3!
What is the unit digit of 43 to the power of 34 factorial?
Well, isn't that a happy little math problem! When we look at the unit digit of powers of numbers, we focus on the cyclical pattern they follow. The unit digit of 3 raised to any power follows a pattern: 3, 9, 7, 1, and then repeats. So, to find the unit digit of 3 to the power of 34 factorial, we look for the remainder when 34 factorial is divided by 4, which is 2. Therefore, the unit digit of 3 to the power of 34 factorial is 9.
How do you multiply a three digit number by a four digit number?
You put the four digit number at the top of the three digit number and you do the same thing as you would do with a two digit number with a 3 digit number.
What is the tenths place?
The tenths place in decimals is the first digit to the right of the decimal point. For example, 15.2 is fifteen and two tenths.
Can you multiply factors with decimals?
You can multiply to numbers with decimals
Show me 3 digit whole numbers?
734, 828, or 243. It can be any 3 digit number, as long as there are no fractions or decimals.
How do you multiply 3 digit number by 2 digit?
Example: 222*12 222 3 digit * 13 2 digit ------- 666 Multiply 3 to all three twos +222 Multiply 1 to all three twos (skip spot) -------- 2886 Answer Add up
What is the largest 3 digit number that is divisible by 5?
Excluding decimals: 995
When you multiply two decimals the answer is the?
When you Multiply two decimals it is called the product.
How do you multiply 3 digit numbers with 3 digit numbers?
You multiply the one digit number on the bottom to every number on the top starting at the right and so on with every other number on the bottom.
Why doesn't pi have digits?
Pi is not a digit because it has decimals. I believe a digit is a round digit meaning a whole number and no decimals.
How do you multiply 313 times 3?
In this case you can take each digit and multiply it by 3, to give 939.
How do you multiply a 3 digit number by a 2 digit number?
Here are two examples
How do you multiply by 2 or 3 digit numbers?
first digit time second digit and second digit times first digit then repeat
How do you multiply decimals by 1000?
moving the decimal 3 place to the right 1000 have 3 zeros.
What is a 3 digit number divisible by 2 and 9?
If you multiply 2*9, you get 18. Multiply that by 10 to get a three digit number, and you get 180.
