Mental arithmetic level 3
These are not interactive exercises -you need pen and paper to write your answers down.
Multiplication
with negatives
Multiplication
of fractions
Percentages
Expanding brackets
Using negative numbers
in formulae
Division
of fractions
Comparing numbers
Factorising
Negatives (mix)
Fractions (mix)
Simplifying an expression
Solutions to equations
Simplifying
fractions
Powers
without negative numbers
Powers
Substitutions
without negative numbers
Substitutions
Simple equations
Addition
and subraction
of fractions
Scientific notation
Simple expansions
Solving equations
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