A set of 6 A4 sized posters showing 6 different strategies that pupils can use for subtraction calculation. Great as table mats as well as posters. Poster sets for the other operations are also available, - FREE primary school teaching resources, including FREE to download classroom display resources for Early Years (EYFS), KS1 and KS2 including stickers, posters, wordmats, signs, roleplay ideas and much much more! - A Sparklebox alternative.