Add and Subtract Thousandths less than 1: Missing Numbers Worksheet

Students align the decimal points and use zero as space holders to add and subtract decimals. Then they use the relationship between addition and subtraction to find the missing number in add and subtract thousandths less than 1 worksheet. 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.