Worksheets on Common Core Standard - 1.NBT.C.4
1.NBT.C.4 - Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
(10 results)Common Core Standard Worksheets
Adding Blocks
1.NBT.B.31.NBT.C.41.NBT.C.5
Comparing Two Digit Numbers
1.NBT.B.31.NBT.C.41.NBT.C.5
Comparing Numbers —Hearts
1.NBT.B.31.NBT.C.41.NBT.C.5
Add or Subtract Ten
Students will add or subtract ten in this worksheet. Base ten blocks serve as a visual to help find the answers.
1.NBT.B.31.NBT.C.41.NBT.C.5
Base Ten Blocks and Addition
Students will add to multiples of ten in this worksheet. Base ten blocks are provided to help students visualize or coun...
1.NBT.B.31.NBT.C.41.NBT.C.5
Comparing Numbers by the Hive!
Practice comparing two-digit numbers with this fun board game! Students must help the bee get back to its hive by using ...
1.NBT.B.31.NBT.C.41.NBT.C.5
Addition with Multiples of 10
This 1st grade math worksheet allows learners to build fluency in adding multiples of 10. Aligned to 1.NBT standards, th...
1.NBT.B.31.NBT.C.41.NBT.C.5
Adding and Subtracting 10s at the Beach
1.NBT.B.31.NBT.C.41.NBT.C.5
Adding and Subtracting by 10s
1.NBT.B.31.NBT.C.41.NBT.C.5
Two Digit Addition Within 100
1.NBT.C.4