There are 40 task cards with missing numbers 1-20 along with an editable page for you to make more missing number task cards for use with your class. 4 missing number worksheets are included (2 with numbers 1-10 missing and 2 with numbers 11-20 missing). Print, laminate and students can use a dry erase marker to write the missing number. Great for assessment practice. See thumbnails for what task cards look like.
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