Number: Addition and Subtraction NUMBER BONDS Year 1 represent and use number bonds and related subtraction facts within 20 add and subtract onedigit and two-digit numbers to 20, including zero
read, write and interpret mathematical statements involving addition (+), subtraction (-) and equals (=) signs (appears also in Written Methods)
Year 2 recall and use addition and subtraction facts to 20 fluently, and derive and use related facts up to 100 add and subtract numbers using concrete objects, pictorial representations, and mentally, including: * a two-digit number and ones * a two-digit number and tens * two two-digit numbers * adding three one-digit numbers show that addition of two numbers can be done in any order (commutative) and subtraction of one number from another cannot
Year 3
Year 4
MENTAL CALCULATION add and subtract numbers mentally, including: * a three-digit number and ones * a three-digit number and tens * a three-digit number and hundreds
Year 5
Year 6
add and subtract numbers mentally with increasingly large numbers
perform mental calculations, including with mixed operations and large numbers
use their knowledge of the order of operations to carry out calculations involving the four operations