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Common Core 7.NS.A.1b resources for Easel Assessments
Alg 1 - Operations with Integers - Addition
This activity sheet engages students in using algebra tiles or colored disks to discover the rules for addition of signed integers. First, students develop the rules using the color tiles to help them visualize the operation of addition. Every problem always begins with a blank table or a zero table. When students combine the chips, they are modeling the operation of addition. When a table has more than one color chip students can always simplify their answer by removing zero pairs. The stud
Grades:
5th - 8th
Types:
Also included in: Alg 1 - Operations with Integers Bundle
Alg 1 - Operations with Integers - Subtraction
This activity sheet engages students in using algebra tiles or colored disks to discover the rules for subtraction of signed integers. First, students develop the rules using the color tiles to help them visualize the operation of subtraction. When students try to remove the tiles, they are modeling the operation of subtraction. To be able to subtract discs from what is on the table it is sometimes necessary to add some zero pairs to the table. Zero pairs do not change the value of what is on
Grades:
5th - 8th
Types:
Also included in: Alg 1 - Operations with Integers Bundle
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