Debug Algorithm
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Standard
Expanded Algorithm Worksheet
This worksheet models an example of double-digit times double-digit multiplication using partial products and expanded algorithm. Then there are three other equations to be completed as practice problems.
4th - 6th
Arithmetic, Other (Math)
Decimals: Model/Algorithm Practice
This is a quick formative assessment or center activity for students to practice modeling and the algorithms for adding/subtracting decimals.
3rd - 6th
Arithmetic, Basic Operations, Place Value
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Three-Digit Addition and Subtraction Review
Review for three-digit addition and subtraction. Contains word problems, error analysis, and the standard algorithm. I used this with my 2nd graders.
2nd - 4th
Arithmetic, Math, Math Test Prep
CCSS
2.NBT.B.7
Two Digit by Two Digit Multiplication Worksheet
This is a 20 question worksheet.
Questions 1-10 are meant to be solved using expanded algorithm (arrays, area models and place value charts are suggested in the directions)
Questions 11-20 are all two digit numbers multiplied by multiples of ten. These are meant to be solved using the shortcut method.
I use this worksheet as a review for these strategies before teaching my fourth graders standard algorithm.
3rd - 5th
Arithmetic, Mental Math, Numbers
Math place value addition subtraction base ten questions Problem solving
Hi,
This resource focus on allowing the children to engage in key critical thinking skills and practice their skills in place value, adding and subtracting.
The questions vary from asking the children to Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction and reading and writing numbers to 1000 using base-ten numerals and number names.
I’ve included a word version so you c
3rd - 5th
Arithmetic, Math, Other (Math)
CCSS
2.NBT.A.3
, 2.NBT.B.5
, 2.NBT.B.7
+3
Add and Subtract with Whole Numbers
These 4th Grade Number & Operations in Base Ten worksheets are designed specifically to support the 4.NBT.4 standard.This set includes two individual worksheets, perfect for reviewing key skills, or assigning as reinforcement for homework. Each worksheet comes with a complete answer key. Works easily for 4th grade students, but could also accommodate high 3rd graders or lower end 5th graders. With 2 worksheets and answer keys—including a variety of word problems—these resources give students
3rd - 5th
Arithmetic
CCSS
4.NBT.B.4
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