Curated OER
Patterns Based On Subtractions
In this on-line math instructional activity, students complete 10 multiple choice questions where they find the missing number to a pattern by using subtraction. Students can check their answers at the end of the instructional activity.
Curated OER
Missing Digit Operations (K)
For this missing digit worksheet, students fill in two missing digits in each of 30 problems. They fill in the numbers in two and three digit addition, subtraction, multiplication, and division problems.
Curated OER
Missing Digit Operations (M)
In this missing digit worksheet, students fill in two digits in each of 30 mixed operation problems. They place the numbers in addition, subtraction, multiplication, and division problems.
Curated OER
Following Decimals
In this decimals learning exercise, 3rd graders find the end number for 2 decimal math problems by utilizing the process of addition and subtraction. Students supply the 2 missing numbers in the 3rd decimal math problem.
Curated OER
Atom Basics Test
Simple in format and standard in content, this resource is an assessment of your beginning chemists' grasp of the atom. Using a periodic table of elements, they fill in a chart of missing chemical formulas, atomic masses, and numbers of...
Curated OER
Equations by 1 through 10
In this missing addend worksheet, students fill in the missing addend to the addition and subtraction problems. Students fill in the missing addends for numbers 1 through 10 for 100 problems.
Curated OER
Addition / Subtraction Connection
For this addition and subtraction worksheet, students write addition and subtraction number sentences that relate to each other and solve word problems. Students complete 6 sets of problems.
Concord Consortium
The Trouble with Tables
Tackle these tables. A performance task has learners complete two puzzles using addition and subtraction. They must fill in tables with missing addends, sums, minuends, subtrahends, or differences.
Curated OER
Add or Subtract (up to 50)
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...
Curated OER
Divide By One-Digit Numbers
In this finding the quotients activity, students divide one-digit and two-digit numbers by one-digit numbers with no remainders. Students solve 40 problems.
Curated OER
Add and Subtract within 20
These true equations are missing numbers. Scholars examine a set of possible answers to fill in each of the nine equations. Consider covering up the answer options, as it may be more helpful to have learners simply figure these out...
Curated OER
Developing the Concept: Percents
For this percents lesson, learners review how to solve a multiplication equation where they must solve for a variable. They solve equations with missing numbers and percents.
Curated OER
Subtraction
In this subtraction learning exercise, students find the differences for the double digit problems. Students solve 31 subtraction problems.
EdHelper
Subtraction
In this subtraction worksheet, 1st graders use the number line to help them find the missing number in the single digit subtraction equations. Students solve 25 problems.
Curated OER
Missing Subtraction Facts to 20
In this subtraction worksheet, students use the given numbers to complete and solve the horizontal subtraction equations. Students solve 20 problems.
Curated OER
Missing Digits Worksheet Maker 3
In this missing digits learning exercise, students fill in the numbers to 6 two digit subtraction problems. This is also a link to make more sheets like this.
Curated OER
Subtraction facts
For this subtraction worksheet, 2nd graders subtract one and two digit numbers from each other. Students complete 20 subtraction problems.
Curated OER
Grammar Lesson Plan: Simple Past vs. Present Perfect
What's the difference between the present perfect and simple past? Have your class practice identifying and using both of these verb tenses through pair activities, whole-class discussion, and a worksheet.
Curated OER
Minnesota's Pyramid Addition Adventure
In this addition game worksheet, students help Minnesota Muskrat solving the addition pyramid problems by adding the adjacent pairs of numbers and write the sums in the blocks above them. Students solve the second set of pyramids by...
Curated OER
Number Line
In this basic mathematics worksheet, students fill in the missing numbers on each of the number lines shown. They add or subtract to find the missing numbers for each line.
Curated OER
Find the Rule
For this missing numbers in subtraction worksheet, students analyze the four incomplete subtraction problems in a box. Students fill in the missing numbers, then determine the rule for each table. There are 4 tables on the page.
Curated OER
Centipede's 100 Shoes
Students solve equations with the help of their teacher. In this simple equations activity, students listen to the story Centipede's 100 Shoes by Tony Ross and use the scenarios given in the book as addition and subtraction problems....
Curated OER
Odd and Even
In this odd and even numbers worksheet, students lean about the differences between odd and even numbers. They then answer the 13 questions using the information they learned. The answers are on the last page of the packet.
Curated OER
Make 80
In this addition worksheet, students solve 15 addition and subtraction problems using 2-digit numbers. The answers are on the second page.