Base Ten Blocks - Representing Numbers 21 to 99

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 .