Place Value within 50 - Numbers to 50 - Presentation

In a series of engaging activities designed for young learners, the concept of place value within the number range of 50 is explored. The lesson focuses on understanding the value of tens and ones, and how they contribute to the formation of numbers up to 50. One of the exercises prompts students to complete the sentence "One ten is equivalent to _____ ones," which encourages them to make connections between tens and ones. Additionally, students are asked to count objects, such as pears, in groups of ten to reinforce their understanding of grouping in tens and to facilitate easier counting of larger quantities.

Further activities include using a number track to practice counting backwards from numbers like 44 to 37, which helps to solidify the concept of place value and the numerical order. Reasoning exercises challenge students to verify the accuracy of counting, as in the case of Rosie, who counts her cakes to determine if she has 25 or 26. Another task involves Tia counting from 48 to 34, where students must deduce if certain numbers like 50 or 36 would be said in the sequence. The lesson also includes identifying errors in counting, as demonstrated by characters Malachi and Esin, who make mistakes that the students must spot. Independent work reinforces these concepts, asking students to count forwards and backwards and to use visual representations to find totals, fostering a deeper understanding of place value within 50.