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Multiplicación de números por tres y cuatro cifras

En este video aprenderás cómo hacer una multiplicación por un número de tres y cuatro cifras, muy fácil.

Quadratic Formulatic, Math Raps. Fórmula de la ecuación cuadrática en rap

Jake, the rapping math teacher, decided to make this song making math cool.

¿No consigues memorizar la fórmula de la ecuación cuadrática? Con este divertido vídeo con ...

Math Workheet Generator

¿Necesita una manera rápida de crear hojas de trabajo de problemas de la práctica de matemáticas para los estudiantes? Con Math Workheet Generator cree múltiples pro ...

Writing an Equation

"If a student learns about writing an equation to describe a picture or a pattern, it will help him or her understand how graphs and equations work and how they apply to the real world. Writing an equ ...

Work Word Problems

"It is possible to solve word problems when two people are doing a work job together by solving systems of equations. To solve a work word problem, multiply the hourly rate of the two people working t ...

Why SSA and AAA Don't Work as Congruence Shortcuts

"Four shortcuts allow students to know two triangles must be congruent: SSS, SAS, ASA, and AAS. Knowing only side-side-angle (SSA) does not work because the unknown side could be located in two differ ...

Volume Ratios

"If two solids are similar, then their corresponding sides are all proportional. The ratio of their surface areas is the side ratio squared and note that the ratios of the areas does not give the actu ...

Volume of Sphere

"To find the volume of a sphere, we can calculate the volume by using a simple volume formula where we multiply 4/3 by pi by the radius cubed. The volume of sphere formula is unique because it only re ...

Volume of Pyramid

"The formula for the volume of prisms can also be applied to the volume of pyramids, which occupy only one third of the space of a corresponding prism with the same base and height. To calculate the ...

Volume of Cylinder

"The prism volume formula of height times the area of one of the bases can also be applied when calculating the volume of cylinders. To find the volume of a cylinder we simply multiply the height of ...

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