Niloxix Niloxix
  • 24-11-2015
  • Mathematics
contestada

Explain how estimation helps you to place the decimal point when multiplying 3.9 times 5.3

Respuesta :

WorldCitizen WorldCitizen
  • 24-11-2015
I see it like this: we mupliply almost 4 by a little more then 5, so the result will be around 20 (4*5=20) : so the decimal point must be after the 20 (and it is, the result is 20.67
Answer Link

Otras preguntas

A toy marker has 627 yo-yo to divide equally among three stores how many to-to will each store receive
Amarck wrote an important book talking about a. the old age of earth. b. how organisms could change. c. the movement of the continents. d. that fossils were
What is one way in which Edgar Allan Poe creates a unity of effect of suspense in "The Raven"? A. With the flickering lights B. With the repeated tapping sound
What is 4.973 written in expanded form
The number of students in a school was 860 last year. This year there are 790. What is the percentage decrease in the number of students?
Skin does not have to be kept clean and moist to look and feel good. true false
what is the vascular system
Solve. -2x – 5 < 23 A. x > 14 B. x > -14 C. x < 14 D. x < -14
What is the answer???????????
Kellie wanted a 2 L bottle of Sprite, but only found 250 ml bottles. How many does she need to get 2 L of Sprite