Estimating the Sum of Decimals up to Two Decimal Places
Skill:
Estimate and compute sums and differences with decimals.
Verified resource
Estimating the Sum of Decimals up to Two Decimal Places
Round decimals and estimate the sum. Compare the estimate to the precise sum in this activity.
Putting It All Together
Answer these open ended questions on your own or with others to form deeper math connections.
Нээлттэй асуулт 1
When would you round a number with a decimal to the benchmark values shown on the number line above?
Бичвэр болон мат оролт
Нээлттэй асуулт 2
Why does rounding to these benchmark values make it easier to add decimals?
Бичвэр болон мат оролт