jab121805
jab121805
12-04-2018
Mathematics
contestada
Use mental math to multiply. 12×26
Respuesta :
sqdancefan
sqdancefan
12-04-2018
There are many ways to do this.
1. 12 * 26 = (10 +2)*26 = 260 +52 = 312
2. 12*26 = (10*20) +10*(1*6 +2*2) +(2*6) = 200 +100 +12 = 312
3. 12*26 = 4*3*26 = 4*78 = 2*156 = 312
4. 12*26 = 3*4*26 = 3*2*52 = 3*104 = 312
Answer Link
VER TODAS LAS RESPUESTAS ( 18+ )
Otras preguntas
Two bar magnets are labeled A and B. The ends of each magnet are numbered 1 or 2, but the poles are not labeled. When A1 is brought near B1, the bars repel. W
4squard root 93 rounded to the nearest. hundredth
Can anyone write a paragraph for me??
In "This World", what technique does the poet use to emphasize the central idea?
How does the language, rhyme, and rhythm of the Prince’s speech contrast with the dialogue of Gregory and Sampson?
Some of the reforms solon put into place in Athens were (blank) Raising taxses against the rich Canceling farmers debts Establishing a government legislature Es
What comparative figure of speech is used here: “ The pen, the hand, the vein were vanquish’d by the mighty theme” A. Auditory imagery B.Metaphor C. Simile
What is the minimum amount of money i should be making per hour for 40 hours a week to have an income of $ 37,500 a year?
how does the physical geography of new England differ from that southern region
Which movement is not associated with the scapula?
