Estimate 3.99 as 4. The answer will be one less than 4 + 0.84
Use estimation when an approximate answer is acceptable.
Estimation is a quick of working out roughly what the answer is
4 x 0.8 = 3.2
precision
When a quick and approximate answer will suffice.
Use estimation when an approximate answer is acceptable.
Estimation is a quick of working out roughly what the answer is
4 x 0.8 = 3.2
front end estimation means to use only the whole number part of the decimal. we only use whole numbers to do front end estimation
You could estimate 60/3, but 57/3 is 29.
Use rounding and estimation to predict the approximate quotient of 285 ÷ 11.
precision
by comparing the colours or the amount of precipitate
Estimation population
estimation
You can estimate when an exact answer is not needed.
When a quick and approximate answer will suffice.