Curated OER
Unit 15 Negative Numbers
In this negative numbers worksheet, middle schoolers add and subtract positive and negative numbers. They find the terms in a sequence, complete multiplication numbers, and find the missing numbers in given multiplication problems. ...
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Addition Patterns
In this addition patterns instructional activity, students respond to 7 questions that require them to fill in the missing numbers in 7 patterns and then describe each of the patterns in their own words.
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Addition: Missing Numbers
For this addition worksheet, students look at pictures of blocks and their numerical values, then find the missing addend. Worksheet is labeled "sample" and is part of a subscription site with links.
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Addition - What Are the Missing Numbers?
In this addition worksheet, students determine what the missing numbers are in 8 two digit addition problems; either finding the sum or an addend. They estimate and calculate each answer in 4 three and four digit addition problems.
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Subtraction: Fill in the Blank
For this subtraction practice worksheets, students use their problems solving skills to solve 25 problems that require them to fill in the missing numbers in the subtraction problems.
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Fill in the Dice: Addition
Your young scholars aren't too young to balance equations! These simple addition number sentences are represented by dice, and require one part of the equation to be filled in. Learners create dots to complete and balance the math...
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Addition Facts: Dominoes 2
Young mathematicians look at dominoes to determine the numbers required to complete each of the 15 equations. This worksheet advances to practicing vertical addition.
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Unknown Addends (to 20): Count the Blank Boxes
By filling in the blank squares, learners complete five addition number sentences both visually and numerically. For each problem, a frame is filled with a certain number of images (turkeys, candles, etc.) and a certain number of blank...
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Addition of Numbers (Under 100) - Guided Lesson Explanations
Rather than a learning exercise, this teacher resource is a one-page, scripted answer sheet for a guided lesson on the addition of numbers under 100. While the pupil handout is missing, the teacher guide could be reformatted for...
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Addition Ladder
In this addition ladder worksheet, 5th graders find the missing numbers in nine addition problems with 5 and 6 digit numbers, then add all the answers.
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Addition
In this addition practice worksheet, students solve 25 problems that require them to fill in the missing numbers in the problems.
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Addition
In this addition practice worksheet, students solve 20 problems that require them to fill in the missing numbers in the problems.
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Addition: Number Bonds to 40
In this addition and subtraction worksheet, students use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.
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Addition: Number Bonds to 30
In this addition worksheet, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.
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Addition: Number Bonds to 100
For this addition worksheet, students fill in the missing addend for problems that add up to 100. Students complete 41 problems.
Curated OER
Adding Up
Make addition visual in order to help beginners understand the concept. They add up beads on a string, examining an example before trying it on their own. Learners fill in addends and sums for these, and sometimes both. Although...
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Two Digit Addition With No Regrouping Worksheet #7
There is no need to regroup to complete this set of 20 addition problems. Learners will add two-digit numbers togther each sum.
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It All Adds Up---Puzzle #33
In this addition worksheet, students figure out the eight missing numbers in a puzzle. Students make sure that every column and row going across and down add up to the totals at the end of each row and column.
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It All Adds Up--Puzzle #34
In this addition worksheet, students figure out the eight missing numbers in a math puzzle. Students make sure that each row and column adds up to the totals at the end of each row and column going across and down.
Curated OER
Two Digit Addition Worksheet #3: Find the Missing Number
In this addition activity, students solve 20 problems in which a missing number in the problem is filled in. Students analyze the two numbers that are provided and fill in the third to make the problem correct.
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St. Patrick's Day Missing Digits (D)
In this St. Patrick's Day missing numbers worksheet, learners figure out the missing numbers in twenty-two addition, subtraction and multiplication equations.
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What's Missing?
In this early childhood math practice worksheet, students use problem solving skills to find the missing numbers in 9 addition trees. Students also respond to an extension question.
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Missing Addends - Inverse Operations
In this math worksheet, student find the missing addend in 28 single and double digit addition problems and write the corresponding subtraction problem.
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Four Digit Addition without Regrouping
In this addition worksheet, students find the missing numbers in the 4 digit addition equations. Students solve 15 addition problems.