# Number Calculations eBook

This number calculations eBook contains a selection of A4 printable worksheets  for GCSE mathematics .  Solutions are provided to enable quick and easy feedback.

## Topics Included

• Place value
• Column addition & subtraction
• Multiplying by multiples of ten
• Dividing by multiples of ten
• Multiples of a number
• Factors of an integer
• Prime Numbers
• Ordering negative numbers
• Order of operations
• Short Multiplication
• Short division
• Decimal addition and subtraction
• Adding and subtracting with negatives
• Multiplying and dividing with negatives
• Long multiplication
• Long Division
• Using a calculator
• Prime factors
• Highest Common Factor & Lowest Common Multiple
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### Mr Mathematics Blog

#### Solving Problems with Angles in Parallel Lines

Solving problems with angles in parallel lines is like solving a murder mystery.  One clue leads on to the next and the next until the murderer is found.  However, it doesn’t end there.  The detectives need to explain their reasoning in court using the relevant laws and procedures should the murderer plead not guilty.  If […]

#### Solving Two Step Equations using the Balance Method

An equation is when one expression, or term, is equal to another.  To solve an equation means to find the value of the variable (represented by a letter) that makes the two expressions equal.  There are two types of equations for secondary school mathematics, linear and none-linear.  In this blog I write about how I […]

#### How to Simplify Surds

When learning how to simplify surds students need to understand the difference between a rational and irrational number. Rational numbers include integers and terminating and repeating decimals. They can be written as a fraction with both the numerator and denominator as integers. An irrational number is a number which, in its decimal form does not […]