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Checking answers using rounding and estimation (addition and subtraction) Stage 3
ROUNDING TO ESTIMATE THE SUM / 3rd Grade COMMON CORE MATH
Using rounding to estimate answers - Functional Skills Maths Entry Level 3
Year 3 Maths - Calculation - Addition - Checking our calculations (including rounding)
Estimating Whole Number Sums & Differences | Addition & Subtraction Estimation | Math with Mr. J
Estimating! | Mini Math Movies | Scratch Garden
How Do You Use Estimations to Check Calculations? | KS2 Maths Concept for Kids
How to Estimate in Maths #21
Ch 3 Use Estimation to Check Answers
Estimate by rounding to the nearest 100 and check using the inverse operation (on a number line)
Math Antics - Rounding
How to estimate sums in addition and subtraction | Primary Mathematics | iken | ikenapp | ikenedu
