This first-grade math worksheet offers an opportunity for learners to practice writing two-digit subtraction equations using the number line method. The worksheet is friendly and colorful and invites students to investigate the characteristics of subtraction while composing equations to match the number lines presented. In each of the four practice problems, which involve subtracting multiples of ten from two-digit numbers, students will use the open number line provided to complete the corresponding two-digit subtraction equation. Using an open number line to practice subtraction is an effective way to assist students in visualizing how to find the difference between two numbers. For more targeted skills practice, consider using the Subtracting Tens on an Open Number Line: Write the Equation #2 and Subtracting Tens on an Open Number Line: Write the Equation #3 worksheets!

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