Year 1 Subtraction – Crossing 10 1 Maths Challenge

Teacher Specific Information

This Year 1 Subtraction – Crossing 10  1 Maths Challenge checks pupils’ understanding of subtracting numbers within 20 by partitioning. Pupils will investigate the subtractions that Sam could be calculating.

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National Curriculum Objectives

Addition and Subtraction
Mathematics Year 1: (1C2b) Read, write and interpret mathematical statements involving addition (+), subtraction (–) and equals (=) signs

Mathematics Year 1: (1C2a) Add and subtract one-digit and two-digit numbers to 20, including zero

Mathematics Year 1: (1C4) Solve one-step problems that involve addition and subtraction, using concrete objects and pictorial representations, and missing number problems such as 7=_________ 9