Students practice mentally adding and subtracting 10 or 100 using a set of engaging task card activities.
• Build fluency with number patterns and mental math strategies
• Identify patterns and solve comparison problems using place value
• Use during math centers, partner work, or small groups
Each activity is included in printable and digital formats.
Learning Goal: I can mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900. (2.NBT.8)