Theme 3.  Formation and names of numbers of the second ten. Writing numbers of the second ten with digits. Comparing numbers

In the theme you learn:
• You will learn how numbers of the second ten are formed and named;
• You will learn to write numbers of the second ten with digits;
• You will compare numbers of the second ten;
• You will improve your skills in solving problems to find the sum and to compare numbers by difference;
• You will practice calculating addition and subtraction of round numbers – tens.