Addition and Subtraction are Opposites

Addition and Subtraction are Opposites - Kindergarten Kindergarten maths programme of study - Number (addition and subtraction): represent and use number bonds and related subtraction facts within 20 add and subtract one-digit and two-digit numbers to 20 This Elementary School maths teaching resource introduces children to the inverse relationship between addition and subtraction while practising adding and subtracting within 20 as per the year 1 maths programme of study (Number - addition and subtraction). This colorful animated PowerPoint presentation includes What are opposites explanation An explanation of why addition and subtraction are opposites Link to an addition and subtraction video clip 1 activity with accompanying worksheet 1 further worksheet with answers