JehieliU357962 JehieliU357962
  • 25-10-2022
  • Mathematics
contestada

Use compatible numbers to determine if 455+ 229 is more than 650

Respuesta :

SynaiR702667 SynaiR702667
  • 25-10-2022

Step 1

compatible numbers are the numbers that are easy to add, subtract, multiply, or divide mentally.

Step 2

Math problem

455 + 229

Compatible numbers

455 + 225 = 680

680 is close to 455+229 = 684

Step 3:

Hence

By compatible numbers, 455 + 229 is more than 650.

Answer Link

Otras preguntas

85 of seats filled.what percent of seats are empty​
Is this right? Please explain if not.​
Obsessive thoughts typically ________ anxiety and compulsive behaviors typically ________ anxiety.
Quiero un apartamento o casa en África cerca << near >> del agua o de un mercado << a market >>. Me gusta comprar. Me gusta tener balcon
what is the area of a trapezoid that has a bases measuring 19 cm and 23 cm, and a height of 14 cm?
Hey,can someone help me out with this please and thank you!!!!
A 57-year-old woman has palpitations, chest discomfort, and tachycardia. the monitor shows a regular wide-complex qrs at a rate of 180/min. she becomes diaphore
What was the name of President Johnson’s Domestic Policy
What was the first government in the world to issue paper money? The Tang Dynasty The Yuan Dynasty The Ming Dynasty The Song Dynasty Please help me with this.
Minerals ____. A. Can be gases B. Must be inorganic C. Can’t be compounds D. Are the same as rocks