Base Ten Blocks - Representing Numbers 21 to 99 - PowerPoint

Representing Numbers 21 to 99 with Base Ten Blocks Base ten blocks are used to represent numbers 21 to 99 helping pupils understand that the two digits in a two-digit number represents amounts of tens and ones - 1st Grade math programme of study (Number - number and place value). This animated PowerPoint presentation has 28 colorful slides and includes: Base ten blocks explanation Interactive activities with accompanying worksheets for children to use during the lesson Cut out base ten blocks to use with activity 1 further worksheet with answers Printable base ten blocks flashcards that can be laminated ; 'Base Ten Blocks - Representing Numbers 21 to 99' is 'Base Ten Blocks - Representing Numbers 21 to 99' can be completely .