Help your students master 1 more, 1 less, 10 more, and 10 less with this engaging 1st grade math center activity! These place value math work mats provide hands-on practice that helps students build strong number sense while exploring how numbers change when adding or subtracting tens and ones.

These low-prep math mats are perfect for math centers, small groups, intervention, morning work, or independent practice. Simply laminate the mats and let students use dry erase markers, counters, or manipulatives to show their thinking as they find the correct numbers.

What's Included:

• 1 more 1 less and 10 more 10 less mat
• Number cards 1-120
• Student recording page
• 100 and 120 charts

How to use this resource:

• Print the mat and number cards on colored cardstock
• Choose a number card and place it on the center of the mat
• Write the correct numbers in each box using a dry erase marker
• Write the answers on the recording page

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