This math topic emphasizes the skill of skip counting downwards by tens, twenties, and thirties. It provides exercises where students need to identify the missing numbers in a sequence that decreases systematically by a specified interval. For each sequence, two numbers are missing, and students must select the correct pair among multiple choices. This practice is fundamental in strengthening number sense and understanding of numerical patterns.
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Skip count downwards by 30
210, 180, __, __, 90, 60