explain how to find 40 times 80 using mental math

Question

01-12-2015
Mathematics

contestada

explain how to find 40 times 80 using mental math

Respuesta :

Otras preguntas

To compare characters effectively, a reader should notice their. A:internal influences. B:outside influences. C:attitudes toward things. D:similarities and diff

please help! science 10 acid and bases! Complete and balance the following neutralization reactions. (a) H,SOA + NaOH (b) HNO3 + KOH (c) HCl + Ca(OH)2 (d) H P

Which of the following is an example of figurative language 1.fly:to glide through the air2.fly:to die and go to heaven3.fly: an insect.

Which statement is correct about the aging of the Baby Boomer generation? Elderly adults will have fewer options for companionship than in previous generations.

Germany and Japan seriously underestimated Amercans ability to

Explain how a juror’s bias could affect the outcome of a case.

HELP WILL GIVE BRAINLEIST AND LOVE YOU FOREVER

Find the mean, median, and mode of the following set. 27, 20, 34, 37, 21, 42, 39 mean: 31.4; median: 35.5; mode: 37 mean: 31.4; median: 34; no mode mean: 36.7;

Why do companies implement new technology?Select all that apply. 1. to help their company work more efficiently and more effectively 2. to keep up with their co

Аноним Аноним · Answer 1 · 2015-12-01T23:05:12+01:00

Аноним Аноним

01-12-2015

First you can use simple multiplication. Take out the zeroes from 40 and 80. You get 4 and 8. 4 multipled by 8 is 32. so that means that 80 times 40 is 320

Answer Link