natimotisi123 natimotisi123
  • 20-11-2016
  • Mathematics
contestada

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

Explain how estimation helps you to place the decimal point when multiplying 39 times 53 class=

Respuesta :

JulieC246
JulieC246 JulieC246
  • 20-11-2016
Estimation helps because then you will have an idea of how big the number should be. Like 4 x 5 = 20 So you know the answer should be somewhere near the number 20 and that the decimal place goes right after that 2 digits
Answer Link

Otras preguntas

Compared to radio waves, ultraviolet rays have relatively _______. A.) more energy and shorter wavelengths B.) more energy and longer wavelengths C.) less ener
Given the following polynomial find the maximum possible number of turning points. f(x)=x^11+x^10+x^12+x^9
Integrate the following: e^(2x) cos3x dx
Which type of punctuation should not typically be used Ina any kind of formal or professional writing. A.exclamation point B. semicolon C. Question mark D. Ap
The primary function of the respiratory system is gas exchange, but it also involved in speech. which organ of the respiratory system enables the generation of
what would the measure of DEC be
What is the perimeter of the figure to the nearest hundredth of a centimeter? A. 24.56 cm B. 18.28 cm C. 16 cm D. 14.28 cmthe area is 4cm by 4cm
A countermelody is a type of: A.) Meter B.) Rhythm C.) Interval D.) Harmony
Which of the following is a balanced equation for Copper (II) sulfate + aluminum --> aluminum sulfate+solid copper? A. CuSO4(aq)+Al(s) --> Al2(SO4)3(aq)+
but what state can lay claim to the first oil rush in 1859