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

Science is the study of the natural world through ______________________________________________ and _________________________________________________. PLS FIL
Too much stress can result in physical illness. True False
What is the value of the following expression if x 22: "five times a number decreased by 2"?
Given ABCD is a trapezoid ad=10 bc=8 ck is altititude of abc=30 find area if abcd
quotes that start with e​
What’s the answer?????
Assume a bank loan requires an interest payment of $85 per year and a principal payment of $1,000 at the end of the loan's eight-year life. What would be the pr
The ratio of men to women working for a company is 5 to 4. If there are 234 employees total, how many women work for the company?
Much like the Okanogan Highlands region, the Blue Mountains region has few people living there. numerous auto plants. oil drilling as a key industry. many peopl
After calculating her BMI, Leilani is alarmed to see that the number falls in the overweight category. She makes it a goal to eat healthier, hoping to change th