AQUI AQUI
  • 11-12-2018
  • Mathematics
contestada

how can 12x50 help you find 12x49

Respuesta :

tramserran
tramserran tramserran
  • 11-12-2018

12 * 49 = 12 * (50 - 1)

so if I know that (12 x 5 = 60) ⇒ (12 x 50 = 600),

then I can subtract 12 from 600 to figure out 12 * 49.

So, 12 * 49 is 600 - 12 = 588

Wow! This is so easy, I don't even need a calculator!

Answer Link

Otras preguntas

Foreshadowing means A. putting secondary characters in the foreground of the story. B. hinting at things that will occur later. C. showing the readers the dark
Choose the definition of: Genetic A. Unit of heredity B. developed muscles C. unit of space D. Unit of measure
0.001 in Standard form
If a TV 'springs to life', what would that TV have done? A. Suddenly begins working B. Suddenly stops working C. The TV is being sold D. The TV has been auction
____ has contributed the greatest number of immigrants to the United States. france england germany ireland
The ocean club collects 24.93 kg of trash on the first weekend of the summer. The club collects 18.3 kg the next weekend. How much more trash is collected the
C6H12O6 is a type of protein carbohydrate amino acid polymer
Which would a historian use most often to research people or events from the past? a. old books and papers b. old buildings and ruins c. old tools and pottery
Multiply. –7 ∙ 8 a. –56 b. –1 c. 1 d. 56
Which is a compound? water iodine air calcium