#### PV 7 – PLACE VALUE OF TEEN NUMBERS – FORMAL INVESTIGATION

Informal investigate of ‘teen numbers as 10 and …’ is introduced in Place Value 4.

**In Year 1, when children begin to investigate Number concepts formally, standard place value of teen numbers is continued using fingers, a 10 frame and the place value chart is introduced.**

This will allow them to begin to develop the understanding that they will apply to adding and subtracting single-digit numbers bridging 10 – integrated with Addition and Subtraction 6 and Addition and Subtraction 7.

Select here for an INTERACTIVE video explaining the Teaching Resources and their intent and an INTERACTIVE Demonstration Lesson video