This math topic focuses on practicing skip counting backwards by tens, twenties, thirties, and forties, specifically identifying two missing numbers in a sequence. Each question presents a series of numbers with two gaps, and students must determine which pair of consecutive numbers fit correctly based on the subtraction pattern provided. The topic helps enhance number sense by reinforcing the ability to calculate intervals and recognize patterns in sequences of decreasing numbers.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
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Skip count downwards by 20
180, 160, __, __, 100, 80