Estimating addition II
Estimation is an approximately correct answer you can easily work out in your head, NOT the calculation of an exact amount.
Estimate the totals of the following sets of numbers. Do not calculate the exact total.
|
||
a)
|
364 + 238 + 174
Show how to get the approximate total.
|
|
b)
|
2 387 + 3 628
Show how to get the approximate total.
|
|
c)
|
438 + 531 + 247 + 571 + 361
Show how to get the approximate total.
|