2.NBT.6 Second Grade Common Core Math Task Cards - 2 NBT.6 Add Four Two-Digit Numbers Practice provides two ways for students to practice adding up to four two-digit numbers. 2.NBT.B.6
Includes 40 unique Task Cards!
Includes both a student answer sheet as well as matching layout (easier to grade) answer key! Cards are numbered so that answers on student sheet will be in proper order. Cards are 4 to a page and can be printed in both color or gray-scale (I tried both!) Don't forget to laminate so they will last for years!
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Standard 2.NBT.6 Use place value understanding and properties of operations to add and subtract.
6. Add up to four two-digit numbers using strategies based on place value and properties of operations.