enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Kaktovik numerals - Wikipedia

   en.wikipedia.org/wiki/Kaktovik_numerals

   30,561 10 3,G81 20 ÷ ÷ ÷ 61 10 31 20 = = = 501 10 151 20 30,561 10 ÷ 61 10 = 501 10 3,G81 20 ÷ 31 20 = 151 20 ÷ = (black) The divisor goes into the first two digits of the dividend one time, for a one in the quotient. (red) fits into the next two digits once (if rotated), so the next digit in the quotient is a rotated one (that is, a five). (blue) The last two digits are matched once for ...

3. Multiplication table - Wikipedia

   en.wikipedia.org/wiki/Multiplication_table

   The decimal multiplication table was traditionally taught as an essential part of elementary arithmetic around the world, as it lays the foundation for arithmetic operations with base-ten numbers. Many educators believe it is necessary to memorize the table up to 9 × 9. [1]

4. Chisanbop - Wikipedia

   en.wikipedia.org/wiki/Chisanbop

   The Chisanbop system. When a finger is touching the table, it contributes its corresponding number to a total. Chisanbop or chisenbop (from Korean chi (ji) finger + sanpŏp (sanbeop) calculation [1] 지산법/指算法), sometimes called Fingermath, [2] is a finger counting method used to perform basic mathematical operations.

5. Napier's bones - Wikipedia

   en.wikipedia.org/wiki/Napier's_bones

   If the tables are held on single-sided rods, 40 rods are needed in order to multiply 4-digit numbers – since numbers may have repeated digits, four copies of the multiplication table for each of the digits 0 to 9 are needed. If square rods are used, the 40 multiplication tables can be inscribed on 10 rods.

6. File:Multiplication chart.svg - Wikipedia

   en.wikipedia.org/wiki/File:Multiplication_chart.svg

   File:Multiplication chart.svg. Add languages. ... English: Multiplication of numbers 0-10. Line labels = first number. ... You can copy, modify, distribute and ...

7. Multiplication - Wikipedia

   en.wikipedia.org/wiki/Multiplication

   Multiplication by a positive number preserves the order: For a > 0, if b > c, then ab > ac. Multiplication by a negative number reverses the order: For a < 0, if b > c, then ab < ac. The complex numbers do not have an ordering that is compatible with both addition and multiplication. [30]