Solve the substitution problems to reveal an inspirational quote.
Dec 042015
Substitution in maths means swopping the letters for the right numbers so you can work out the value of an expression. Don’t forget that ab means a multiplied by b and c/d means c divided by d. Have a go at this interactive worksheet to get the idea.
http://www.mathswithgraham.org.uk/potatoes/numeracy/substitution.htm