fiqgigsigixhwoxh fiqgigsigixhwoxh
  • 04-01-2019
  • Mathematics
contestada

How can u use mental math to multiply 800 x 5

Respuesta :

lily9211
lily9211 lily9211
  • 04-01-2019

Answer:

4000

Step-by-step explanation:

First multiply the basic math, 8 times 5, which is 40.

Now add the two zeros from the 800 onto 40, making it 4000.

Answer Link
CloutAnswers
CloutAnswers CloutAnswers
  • 04-01-2019

Answer:

You can use mental math because you know that 8x5 is 40 so u add in two more zeros because there are still two zeros in 800 to get 4000. Hope this helps! :)


CloutAnswers



Answer Link

Otras preguntas

What's the possessive form of circus
What does regions mean
he coordinates of a polygon are (2, 3), (4,7), (8,5), and (7,2). If the polygon rotates 90° clockwise about the origin, in which quadrant will the transformatio
Simplify (3n – 2m)^2 = ? A). 9n^2 + 12mn + 4m^2 B.) 9n^2 - 12mn - 4m^2 C.) 9n^2 - 12mn + 4m^2 D.) 6n^2 - 12mn -4m^2
Your vote does matter.TRUEFALSE
list these from least to greatest 0.45 3/4 5/8 and 0.5
What is the percent decrease from $16 to $4?
Explain to Jimmy how estimating first can help him determine if his answer is reasonable his answer was 384 is at a reasonable answer for 48 × 26 why or why not
A ramp leading into a building makes a 15 degree angle with the ground. The end of the ramp is 10 feet from the base of the building. Approximately how long is
Which symbol can be placed in the box to make this number sentence true? 64 (13 – 5) + 8 = 16