Students cherish the opportunity to multiply numbers with zeros at the end. They know they can omit the zero during calculations and only include it when writing the result. Multiply multiples of 100 and 1-digit numbers worksheet offers a tonne of practice with this idea. This worksheet is about practicing with the horizontal format in which numbers are written side by side. To develop flexibility with numbers and operations, students need to have enough practice in this format and not just rely on the vertical/column method.