Addition: two-digit and two-digit numbers

Number, Addition and Subtraction
Addition: two-digit and two-digit numbers

Mastery PD Materials

Addition: two-digit and two-digit numbers

Spine 1: Number, Addition and Subtraction – Topic 1.15

Introduction

Build on segments 1.13 and 1.14 to equip children with useful strategies for addition of two or more two-digit numbers, partitioning two-digit numbers into tens and ones before calculation.

Teaching points

Teaching point 1: Known strategies can be combined to add two multiples of ten to two single-digit numbers.
Teaching point 2: Two two-digit numbers can be added by partitioning one or both of them into tens and ones.

Downloads

Teacher Guide

Representations

All Year 2 files

Phase

Primary
KS1
Year 2

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