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2. Tape diagram - Wikipedia

   en.wikipedia.org/wiki/Tape_diagram

   A tape diagram is a rectangular visual model resembling a piece of tape, that is used to assist with the calculation of ratios and addition, subtraction, and commonly multiplication. It is also known as a divided bar model, fraction strip, length model or strip diagram.

3. Singapore math - Wikipedia

   en.wikipedia.org/wiki/Singapore_math

   The bar model can be drawn as a comparison model to compare two bars of unequal lengths, which can then be used to solve a subtraction problem. The whole-part model can also be used to solve problems involving multiplication or division. [26] A multiplication problem could be presented as follows:

4. Multiplication - Wikipedia

   en.wikipedia.org/wiki/Multiplication

   The carry step of the multiplication can be performed at the final stage of the calculation (in bold), returning the final product of 45 × 256 = 11520. This is a variant of Lattice multiplication. The modern method of multiplication based on the Hindu–Arabic numeral system was first described by Brahmagupta. Brahmagupta gave rules for ...

5. Cutler's bar notation - Wikipedia

   en.wikipedia.org/wiki/Cutler's_bar_notation

   In mathematics, Cutler's bar notation is a notation system for large numbers, introduced by Mark Cutler in 2004. The idea is based on iterated exponentiation in much the same way that exponentiation is iterated multiplication .

6. Stars and bars (combinatorics) - Wikipedia

   en.wikipedia.org/wiki/Stars_and_bars_(combinatorics)

   where the multiplication is the Cauchy product of formal power series. To find the number of configurations with n objects, we want the coefficient of x n {\displaystyle x^{n}} (denoted by prefixing the expression for the generating function with [ x n ] {\displaystyle [x^{n}]} ), that is,

7. Xiaomi's next EV is the YU7, a Tesla Model Y competitor for ...

   www.aol.com/finance/xiaomis-next-ev-yu7-tesla...

   While no price has been revealed, when Xiaomi unveiled its current SU7, the base model had a starting price of 215,900 yuan ($29,720). The YU7 may have a similar low cost, though it is bigger and ...