# N1/E3.8

Use estimation in solving problems (a) Know how to approximate numbers by rounding and use in approximate calculations (b) Understand that a knowledge of context enables 'guessing' at answers (e.g. it should be about. . .), or judging if answers are sensible (e.g. that's far too big; it doesn't make sense to have an answer less than 1, etc.)

## Estimating practice

Submitted by Anne Carlill on Sat, 2010-05-08 22:13

#### Level: E3, L1

A very clear, step by step worksheet that makes a great introduction to this important topic. It’s also ideal for underpinning Functional Maths.

## Rounding and estimating

Submitted by Leia Fee on Sun, 2010-05-02 22:13

#### Level: E3

A straightforward but very useful worksheet for Entry 3 – covers money, whole numbers and decimals.

## Estimating total cost

Submitted by Dave Norgate on Tue, 2008-09-16 16:52

#### Resource type: Worksheet or assignment

Practise rounding money and estimating totals. 5 questions for Entry 3.

## Estimating expenses - checking a claim

Submitted by John Michaux on Tue, 2008-02-05 16:53

#### Resource type: Worksheet or assignment

Darcy v Wickham! A great way to introduce students to estimation and ‘what is reasonable’.

© 2011 Skills Workshop. Site development by Fonant. Theme based on Corolla by Kiwi Themes.