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# Subtraction

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• A blackline house for addition and subtraction "fact families" to live in.
• [member-created with abctools]
• [created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
• [created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
• [created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
• [created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
• Practice addition and subtraction to (or from) 100 with this simple board game.
• Help the knight find a path to the dragon. Draw a path through each stone with an answer of 3.
• Golden bead Montessori place value cards matching value to numerals: Numbers 10-30, with math symbol cards.
• An 8 page pumpkin shape book of math word problems related to October and Halloween.
• Addition and subtraction practice and assessment. Includes; practice worksheets, in and out boxes, and matching game.

• Five pages of Halloween pictures to find the differences and color by number. All differences are under 20.

• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Simple math concepts, with pictures
• Worksheet practicing rounding numbers to the nearest 10 and estimating the differences. Common Core: 4.NBT.A.3