1.NBT.C Worksheets, Workbooks, Lesson Plans, and Games

Children learn a valuable strategy for conceptualizing and solving word problems in this two-digit addition worksheet.

Enjoy a Halloween-themed race to 100 as students imagine units, rods, and flats as candies, broomsticks, and pumpkins. Players will use this pumpkin race board to regroup between place values up to the hundreds place in order to win the game!

Students imagine units and rods are candies and broomsticks in this place value game. They will use this board to regroup between place values up to the tens place, and the first player to get to five broomsticks, or 50, wins the game!

In this Halloween-themed math worksheet, students will look at existing game boards and add one and two-digit numbers as they try to determine who got the pumpkin in the pumpkin race game.

In this worksheet, kids take turns rolling dice, practicing addition, and writing in numbers.

Use this colorful, open-ended worksheet to help your learners understand the value of 100.

In this engaging, hands-on lesson, students solidify their understanding of place value by adding and regrouping two-digit numbers using M&Ms.

Introduce students to the quarter in this hands-on lesson. This is a great way to reinforce double digit addition.

Make a math mystery! In this lesson, help your students understand the relationship between addition and subtraction and how a missing addend word problem is represented with a number sentence.

This bear-y fun lesson will help your students understand addition and subtraction and reward their efforts with a sweet treat!

Every student can be a magician after this lesson in mentally adding and subtracting by 10. No previous magic training required!

Looking closely at pumpkins is a good way to incorporate math, specifically estimation and counting. This lesson can be messy and requires some clean up, but kids love it!