Addition and subtraction with 100 grids and 100 chart
Grades 1-3 Using 100 grids to solve addition and subtraction problems is a great way for students to understand place value and regrouping. Placing/coloring tens and ones on a 100 (or more) grid helps them represent the first number and then add or subtract the second. They can see how …
Representing Decimal Numbers using base 10 blocks. (Printable and Digital Activity Cards)
Understanding place value is essential for developing a solid foundation of mathematical understanding. The Base 10 blocks are a great manipulative for visualizing and understanding place value for whole numbers and for decimal numbers. When introducing Decimals I always start with decimal fractions and how they can be represented with …
Decomposing numbers 11-20 using 10 Frames and Base 10 blocks, Addition/Subtraction
Grades K,1,2 Decomposing numbers 11-20 with Ten Frames and Base 10 Blocks helps students deepen their understanding and find relations and strategies that improve their mental math skills. We have created some printable and digital cards to practice decomposing numbers 11-20. Here are some samples. Printable Task-Cards Digital (google slides) …