VC2M5N08
check and explain the reasonableness of solutions to problems, including financial contexts using estimation strategies appropriate to the context
- interpreting a series of contextual problems to decide whether an exact answer or an approximate calculation is appropriate, and explaining their reasoning in relation to the context and the numbers involved
- recognising the effect of rounding addition, subtraction, multiplication and division calculations, and rounding both numbers up, both numbers down, and one number up and one number down; and explaining which estimation is the best approximation and why
- considering the type of rounding that is appropriate when estimating the amount of money required; for example, rounding up or rounding down when buying one item from a store using cash, compared to rounding up the cost of every item when buying groceries to estimate the total cost and not rounding when the financial transactions are digital
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Interactive Rounding Game — "Four Corners"
Play this interactive rounding game with your class or assign it to individual students for a fun way to practise rounding whole numbers.
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Rounding Numbers Game (Whole Numbers)
Play our engaging rounding numbers game in your classroom to give your students practise rounding whole numbers.
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Rounding With a Number Line Teaching Slides (Large Numbers)
Teach rounding with a number line using this set of teaching slides featuring numbers up the hundred thousands.
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Rounding Activity (Warm-Up Teaching Slides)
Use this digital rounding activity to review rounding numbers to the tens, hundreds and thousands place.
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Rounding Whole Numbers Game — Create-Your-Own!
Share this "create-your-own" rounding whole numbers game with your students to give them practise rounding numbers up to the hundred thousands place.
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Race Car Rounding With Decimals Interactive Activity
Rev up your maths engines and take the rounding decimals race! Download this interactive activity and challenge your students to become a decimal rounding champion!
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Estimation With Multiplication (Whole Numbers) Task Cards
Supercharge your students’ maths skills! Download our set of fun task cards to practise estimating products of whole numbers.
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Estimating Products of Whole Numbers Matching Game
Guide your students to round the factors to estimate the product with this maths matching game.
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Estimation With Decimal Multiplication Matching Game
Guide your students to estimate products with decimals by using this 36-card matching game.
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Estimation With Multiplication – Differentiated Worksheets
Guide your students to estimate products of whole numbers with this set of differentiated worksheets.
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Estimating Products With Decimals Task Cards
Challenge your students to estimate before multiplying decimals with this set of 24 task cards.
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Estimating Quotients Doodle Notes
Engage your students with this set of doodle notes when teaching them how to estimate quotients.
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Estimating Quotients Sorting Activity
Guide your students to use rounding and compatible numbers when estimating quotients with this 24-card sorting activity.
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Estimating Quotients Task Cards
Give your students the opportunity to use rounding and compatible numbers to answer estimation questions with this set of 24 task cards.
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It's a Match! – Rounding With Decimals Puzzle
Practise rounding decimals up to the thousandths place with 34 puzzle pair matching pieces.
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Vertical Number Line - Rounding Worksheets
Use a vertical number line to round whole numbers to a given place with a set of rounding worksheets.
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Rounding Decimals – Task Cards
Round decimals to the nearest hundredth with this set of 24 task cards.
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Rockin' Rounding Interactive Activity for Year 5
Round numbers to different place values with a interactive activity designed for year five students.
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Rounding Whole Numbers Word Problem Worksheet
Explore understanding of place value to round whole numbers to a given place with this printable maths worksheet.
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Daily Decimals Worksheet
Model decimals in various ways and use estimation skills to complete decimal calculations.
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Rounding Numbers – Match-up Activity
Practise rounding decimals and whole numbers with this match-up activity.
- Free Plan
I Have, Who Has – Rounding to 500 000
Use this engaging maths game to practise rounding numbers through 500 000 with your students.