Some nice activities to teach adding 2 digit to 3 digit numbers within a stone age context, using interactive place value counters to support calculating.262562
Children arrange digit cards to make an answer of 100, can they find more than one calculation, can they make generalisations about where to put the digits?
A lovely resource investigation all the possible translations to score a football in a net. A nice activity that can then be investigated outside using chalk and a real football on the play ground.
A nice resources that introduces consecutive numbers and then introduces the investigation, can any counting number be made by adding, subtracting, multiplying and dividing consecutive numbers, gives opportunity to explore brackets and negative number e.g. 6 = (1-2) + ( 3+4) A 13 page resource.
A Stone Age Themed resource to introduce adding two and three digit number, including words problems. Includes two levels of children's activities and challenge questions, finishing with a reasoning problem for the plenary. A 10 page resource that can be easily adapted to simplify to 2 digit numbers or extend to adding two 3 digit numbers.
Children apply their addition skills in an investigation looking at how they can make the biggest possible sum using digit cards. This uses the standard written method.