Add Three, Sum Within 100

2.NBT.6 — Add up to four two-digit numbers

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What is on the three Add Three, Sum Within 100 worksheets

Support: draws a place value chart beside every problem.
On level: The grade's own level, with no drawings.
Challenge: uses the harder cases.

Example problems from the on-level sheet

30 + 25 + 37 = ___
54 + 25 + 19 = ___
35 + 14 + 45 = ___

Every sheet is generated, so the numbers are different each time you make one.

Before this: 2.NBT.5 — fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.