Good Access Point Tie (11) |
Resource Type(s) |
» Lost Buttons
In this lesson, students investigate subtraction, beginning with the easier “take away” mode. They model “take away” subtraction with buttons and write subtraction sentences. They also work with the additive identity (0) as an... ...read more | Lesson Plan (Primary Type)
Worksheet |
» Numbers Many Ways
Students work with subtraction at the intuitive level as they explore number families and ways to decompose numbers to 10. They will also identify members of 'fact families.'
| Lesson Plan (Primary Type)
Worksheet |
» More and More Buttons
Students use buttons to create, model, and record addition sentences. They also explore commutativity in addition contexts. | Lesson Plan (Primary Type)
Worksheet |
» Comparing Connection Cubes
Students explore five models of subtraction (counting, sets, number line, balanced equations, and inverse of addition) using connecting cubes. The lessons focus on the comparative mode of subtraction. In them, children explore the relationship... ...read more | Unit / Lesson Sequence (Primary Type)
Worksheet
Virtual Manipulative
Educational Game |
» Links Away
Students explore the five models of subtraction (counting, sets, number line, balanced equations, and inverse of addition) using links. They also learn that the order property does not hold for subtraction and explore the relation between addition... ...read more | Unit / Lesson Sequence (Primary Type)
Worksheet
Virtual Manipulative
Educational Game |
» How Many More Fish?
This unit focuses on comparative subtraction. The students use fish-shaped crackers to explore five meanings for the operations of subtraction (counting, sets, number line, balance, and inverse of addition). Comparative subtraction extends the... ...read more | Unit / Lesson Sequence (Primary Type)
Worksheet
Virtual Manipulative
Educational Game |
» Macaroni Math
Students explore the take away model of subtraction in several different contexts (counting, sets, number line, balanced equations, and inverse of addition) using pasta shapes. They also decompose numbers and explore both the zero property and the... ...read more | Unit / Lesson Sequence (Primary Type)
Worksheet
Virtual Manipulative
Assessment
Educational Game |
» Do It with Dominoes
Students explore four models of addition (counting, number line, sets, and balanced equations) using dominoes. They also learn about the order (commutative) property, the relation between addition and subtraction, and the result of adding 0. Students... ...read more | Unit / Lesson Sequence (Primary Type)
Worksheet
Virtual Manipulative
Educational Game |
» Base Blocks Addition
This virtual manipulative provides base blocks that consist of individual "units," "longs," "flats," and "blocks" (ten of each set for base 10). They can be used to show place value for numbers and to increase understanding of addition and... ...read more | Virtual Manipulative
Teaching Idea (Primary Type) |
» Splash!
Students use fish counters, fish stickers, numbers and symbols to solve joining (addition) word problems | Lesson Plan (Primary Type) |
» Take Away
The lesson introduces students to subtraction using snack items and counters; then students record the problem and answer on a chart with headings.
| Lesson Plan (Primary Type)
Worksheet |