kellyrx2002 kellyrx2002
  • 03-01-2017
  • Mathematics
contestada

Describe how to use a ten fact to find the difference for 15-8

Respuesta :

Drewivy0203
Drewivy0203 Drewivy0203
  • 03-01-2017
This is pretty simple if you learn how! All you really need to do is round.

15 is closest to 20,
and 8 is closest to 10.

You could also round down.

10, and 8.

10 - 8 = 2, and with your extra five, 5 + 2 = 7
Answer Link

Otras preguntas

In the 195os, what was the status of most countries in Eastern Europe? (1) members of the Common Market (2) participants in the Marshall Plan (3) allies of the
35 Given the word equation: sodium chlorate ==> sodium chloride + oxygen Which type of chemical reaction is represented by this equation? (1) double replacem
Describe how three common types of precipitation form.
You are able to purchase goods with paper money because it acts as a A. unit of account. B. store of value. C. certificate of debt D. medium of exchange
0.0125 in a fraction in simplest form
One of the best ways to improve cardiorespiratory fitness is to participate in: aerobic exercise anaerobic exercise
why are only inherited traits,not acquired ones,necessary for the process of natural selection?
Given the balanced equation: F2 energy → F F Which statement describes what occurs during this reaction? (1) Energy is absorbed as a bond is formed. (2) Energy
Which compound is an Arrhenius base? (1) CO2 (2) CaSO4 (3) Ca(OH)2 (4) C2H5OH
When an acid reacts with a base what compounds are formed? a. a salt only b. water only c. a salt and water d. metal oxides only