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# rounding

## Swedish Rounding

• Numeracy Activities
• Number and Algebra
• Level Three

Round whole numbers to the nearest 10, 100, or 1000.

Round whole numbers and decimals, with up to two places, to the nearest whole number, or tenth.

## Rounding Decimals

• Numeracy Activities
• Number and Algebra
• Level Four

Round whole numbers and decimals, with up to two places, to the nearest whole number, or tenth.

## Estimation in Decimal Multiplication & Division Problems

• Numeracy Activities
• Number and Algebra
• Level Five

Solve multiplication and division problems that involve fractions.

Use rounding to check the answers to multiplication and division problems.

## Checking Multiplication by Estimation

• Numeracy Activities
• Number and Algebra
• Level Four

Round whole numbers and decimals, with up to two places, to the nearest whole number, or tenth.

Use rounding to check the answers to multiplication and division problems.

## Whole Number Rounding

• Numeracy Activities
• Number and Algebra
• Level Four

Identify and order decimals to three places.

Round whole numbers and decimals, with up to two places, to the nearest whole number, or tenth.

## Checking Division by Estimation

• Numeracy Activities
• Number and Algebra
• Level Four

## Estimating for Accuracy

• Units of Work
• Number and Algebra
• Level Five

This unit covers with a wide range of estimating methods that are essential in checking calculator answers for errors.

## Multiplication and Division Pick 'n' Mix 2

• Units of Work
• Number and Algebra
• Level Five

In this unit we look at a range of strategies for solving multiplication and division problems with whole numbers and decimal fractions, with a view to students anticipating from the structure of a problem which strategies might be best suited. This unit builds on the ideas presented in Multiplication and Division Pick ‘n’ Mix 1.

## Rounding Numbers

• Units of Work
• Number and Algebra
• Level Five

In this unit students will discuss why it is important to round numbers sensibly.  They will practice choosing and rounding to a sensible level of accuracy for different contexts.

## Shopping for Savings

• Units of Work
• Number and Algebra
• Level Four

This unit involves students in calculating savings and finding the best value items from a list of products. It would ideally be carried out prior to a school camp or similar, with students given the challenge of finding the best bargains for the trip.