What is the missing number in the series?
The missing number is found to be as 6. Therefore, the seventh digit should be “6”. The series is 2, 3, 6, 4, 5, 20, 6, 3, 18. Example 2: Find the missing number in the following number line: 1, 3, 9, 15, 25,? , 49.
How do you write numbers?
Numbers can be written either as words (e.g., one hundred) or numerals (e.g., 100). In this article we follow the guidelines of APA Style, one of the most common style guides used in academic writing. In general, words should be used for numbers from zero through nine, and numerals should be used from 10 onwards.
How do you write 9 in numerals?
For example, 4 is denoted IV, 9 as IX, 40 as XL, etc….Roman Numerals.
| # | 9 |
|---|---|
| RN | IX |
| # | 19 |
| RN | XIX |
| RN | XXIX |
What is the number of numbers?
My Standard
| Name | Numbers | Examples |
|---|---|---|
| Whole Numbers | { 0, 1, 2, 3, 4, } | 0, 27, 398, 2345 |
| Counting Numbers | { 1, 2, 3, 4, } | 1, 18, 27, 2061 |
| Integers | { −4, −3, −2, −1, 0, 1, 2, 3, 4, } | −15, 0, 27, 1102 |
Who invented the numbers 1 to 9?
Hindu-Arabic numerals, set of 10 symbols—1, 2, 3, 4, 5, 6, 7, 8, 9, 0—that represent numbers in the decimal number system. They originated in India in the 6th or 7th century and were introduced to Europe through the writings of Middle Eastern mathematicians, especially al-Khwarizmi and al-Kindi, about the 12th century.
What is the number value of 1?
the place value of 1 is 1 × 100 = 100 as 1 is at hundred’s place. the place value of 4 is 4 × 1000 = 4000 as 4 is at thousand’s place. (iv) Here, we also see that the place value of the digit 0 in a number is always zero, whatever may be its position.
How do you read whole numbers?
When reading whole numbers, always read the numeral first, which is 246 and then the group name from left to right. ( two hundred forty six) thousand = 246 thousand. Notice the hyphen between seventy and eight. Similarly, 45 is written as forty-five with a hyphen between forty and five.
What does 10 times the value mean?
So in the number 44,000 the digit in the ten thousands place is 10 times the value of the digit in the thousands place because you have moved one place to the left.
What is the value of 4 in 642?
Thus, for 642, the 6 means 600, the 4 means 40, and the value is 600 + 40 + 2.
What does value mean?
(Entry 1 of 3) 1 : the monetary worth of something : market price. 2 : a fair return or equivalent in goods, services, or money for something exchanged. 3 : relative worth, utility, or importance a good value at the price the value of base stealing in baseball had nothing of value to say.
What is the sum of 4 and 6?
Answer and Explanation: The sum of 4 and 6 is 10. This is an addition question and it would look like this as a math equation: 4 + 6 = 10.
What is the sum of 4?
| Number | Repeating Cycle of Sum of Digits of Multiples |
|---|---|
| 2 | {2,4,6,8,1,3,5,7,9} |
| 3 | {3,6,9,3,6,9,3,6,9} |
| 4 | {4,8,3,7,2,6,1,5,9} |
| 5 | {5,1,6,2,7,3,8,4,9} |
Is it possible for two numbers to have a difference of 6 and also a sum of 6?
We are given the following information in the question: Let x and y be the two numbers whose difference is 6 and whose sum is also 6. Hence, the only possible numbers are 6 and 0.
What is the sum of two positive numbers?
Answer. The sum of two positive integers is always positive.
What is the sum of two numbers?
more The result of adding two or more numbers. Example: 9 is the sum of 2, 4 and 3. (because 2 + 4 + 3 = 9).
What is the sum of two negative numbers?
The sum of two negative integers is always a negative integer. For example -2 + -3=-5.
What is the sum of two opposite numbers?
The sum of a number and its opposite is zero. (This is sometimes called the property of opposites ). So, the opposite of −999 is 999 ; the opposite of 13 is −13 ; the opposite of 1 is −1 .