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Estimating Sums and Differences

Using rounding techniques to find approximate answers to addition and subtraction problems.

START WITH FUNDAMENTALS

Estimation Basics: Rounding to the Nearest Ten

Learn the fundamentals of estimation and practice the essential skill of rounding two-digit numbers to the nearest ten. This is the first step to making math problems easier!

Foundational 13 cards 0 learners 0 likes By svipon_content
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Curated flashcard stacks covering Estimating Sums and Differences.

Estimating Differences: Subtraction with Rounding
Use your rounding skills to find approximate answers for subtraction problems (differences). This stack covers rounding to both tens and hundreds and solving estimation word problems.
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11
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0
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svipon_content
Estimating Differences: Subtraction with Rounding
Use your rounding skills to find approximate answers for subtraction problems (differences). This stack covers rounding to both tens and hundreds and solving estimation word problems.
Close
Estimation Strategy: Compatible Numbers
Discover a flexible estimation strategy called 'compatible numbers.' Learn how to find numbers that are close to the originals and easy to compute with mentally, like pairs that make a ten or a hundred.
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9
0
0
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svipon_content
Estimation Strategy: Compatible Numbers
Discover a flexible estimation strategy called 'compatible numbers.' Learn how to find numbers that are close to the originals and easy to compute with mentally, like pairs that make a ten or a hundred.
Close
Estimation Basics: Rounding to the Nearest Ten
Learn the fundamentals of estimation and practice the essential skill of rounding two-digit numbers to the nearest ten. This is the first step to making math problems easier!
Show more
13
0
0
svipon_content's avatar
svipon_content
Estimation Basics: Rounding to the Nearest Ten
Learn the fundamentals of estimation and practice the essential skill of rounding two-digit numbers to the nearest ten. This is the first step to making math problems easier!
Close
Estimating Sums: Putting Rounding to Use
Apply your rounding skills to estimate the answers to addition problems (sums). This stack includes problems with rounding to the nearest ten and nearest hundred, plus word problems.
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12
0
0
svipon_content's avatar
svipon_content
Estimating Sums: Putting Rounding to Use
Apply your rounding skills to estimate the answers to addition problems (sums). This stack includes problems with rounding to the nearest ten and nearest hundred, plus word problems.
Close
Next Level Rounding: Nearest Hundred
Build on your rounding skills by learning to round three-digit numbers to the nearest hundred. This stack focuses on identifying the correct place value and applying rounding rules to larger numbers.
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11
0
0
svipon_content's avatar
svipon_content
Next Level Rounding: Nearest Hundred
Build on your rounding skills by learning to round three-digit numbers to the nearest hundred. This stack focuses on identifying the correct place value and applying rounding rules to larger numbers.
Close
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