Students will explore patterns on the hundred chart and use their knowledge of +10 -10 +1 -1 to fill in the missing numbers on each puzzle piece. This resource includes 3 differentiated worksheets to use with the hundred chart. WALT and WILF are included on each worksheet.
Common Core Alignment
1.NBT.5—Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.