akabadatmath akabadatmath
  • 02-10-2015
  • Mathematics
contestada

add or subtract mentally 16.9+ 12.1

Respuesta :

Brionna97
Brionna97 Brionna97
  • 02-10-2015
When you add it mentally you'd get 29
When you subtract it mentally you'd get 4.8
Answer Link
Percy2Chase
Percy2Chase Percy2Chase
  • 02-10-2015
Well, just add or subtract it form the back and work your way to the front, and you have to remember what the digit was.

16.9 + 12.1 = 29
16.9  - 12.1 = 4.8
Answer Link

Otras preguntas

Read the rough-draft paragraph. Exercising daily is one of the best ways to help the body fight fatigue, illness, stress, and weight gain. Whether taking a b
Una empresa minera realiza actualmente el mantenimiento de la maquinaria pesada con recursos internos. en el proceso, utiliza tres activos más una serie de ins
The biological interaction in which one organism hunts, kills, and eats another organism for energy is known as
Clayton wants to make a cylindrical case that will fit a bass drum with a height of 14 inches and a diameter of 24 inches. With is the surface area of the case?
Which prediction can most likely be made based on this scenario?
There are 136 people waiting for a river raft ride.Each raft holds 8 people Silvia
BEST ANSWER=BRAINLIEST How does the alimentary canal relate to digestion?
Although doing his job well is an important aspect of jim's self-concept, he is just not good at his job. correspondingly, he is starting to feel bad about hims
What is a onomonopia?
PLEASEEE HELP!!!!!! water has a Ka value of what? 1 x 10-10 1 x 10-13 1 x 10-15 1 x 10-14