Key Objectives for Year 1 Numeracy

Count reliably at least 20 objects.
Count on and back in ones from any small number, and in tens from and back to zero.
Read, write and order numbers from 0 to at least 20; understand and use the vocabulary of comparing and ordering these numbers.
Within the range 0 to 30, say the number that is 1 or 10 more or less than any given number.
Understand the operation of addition, and of subtraction (as 'take away' or 'difference'), and use the related vocabulary.
Know by heart all pairs of numbers with a total of 10.
Use mental strategies to solve simple problems using counting, addition, subtraction, doubling and halving, explaining methods and reasoning orally.
Compare two lengths, masses or capacities by direct comparison.
Suggest suitable standard or uniform non-standard units and measuring equipment to estimate, then measure, a length, mass or capacity.
Use everyday language to describe features of familiar 3-D and 2-D shapes.