The CCSS.MATH.1.NBT.B.2 worksheets with answers for 1st grade students to practice problems on Know that the digits of a two-digit number represent groups of tens and ones (e.g., 39 can be represented as 39 ones, 2 tens and 19 ones, or 3 tens and 9 ones) is available online for free in printable and downloadable (pdf & image) format. For more questions and answers on 1.NBT.B.2 math activities, tap on generate new worksheet to learn, practice, test and verify math skills under the common core cluster (1NBTB) Understand place value in domain number and operations in base ten.
To practice these math problems of 1NBTB2 worksheets, students are required to know that the digits of a two-digit number represent groups of tens and ones. Users can directly refer the answer key to verify the work with steps for the corresponding practice problems given in the 1.NBT.B.2 activities under the domain number and operations in base 10 in common core state standards for 1st grade mathematics. The main objective of these 1.NBT.B.2 practice problems and answers is to make students to understand how to (1NBTB) Understand place value.