In this addition practice instructional activity, students solve 28 problems that require them to identify the missing addends in the problems.

In this equations activity, student solve 24 horizontal decimal subtraction problems with missing subtrahends; link to answer key is provided.

In this number worksheet, students fill in the missing numbers in a row. There are 6 rows total, all go from numbers 1-10, and each has different combinations of numbers missing.

In this number recognition worksheet, 1st graders fill in the missing number for each box. Students follow the number order that starts with fifteen and ends with thirty.

In this number sense worksheet, students find the missing numbers. Students are to find the missing number or numbers using the rule supplied, or find the rule for the numbers supplied to complete each of the eight charts.

Addition practice awaits your students in this engaging Jeopardy-style game. The students can earn hundreds of dollars by answering questions correctly. The categories include: Adding Doubles, Add and Find Missing Numbers, Adding 3...

Although this set of 16 word problems aren't the most riveting, they give clear practice opportunities for learners to solve missing factor and dividend problems. Each scenario is only a sentence or two, and some don't even involve...

What's missing from most studies of the American Revolutionary War is information about the role African Americans played in the conflict. To correct this oversight, middle schoolers research groups like the Black Loyalists and ...

Learners use a complete decimal number chart starting with 0.01 and ending with 1.0. They then fill in missing decimals in a second chart and check their answers using chart 3. This idea is wonderful for getting kids to think about...

Given a series of number lines, learners fill in missing number from 1-20 using the number pool provided. They add each number untill the number line is complete. This is a great activity to foster counting skills, number ordering, and...

You've hit the word problem jackpot with this set of 10 addition and subtraction scenarios! For each, learners have to find a missing number. Sometimes it is the sum or difference, and for others, an addend or minuend. For each, there is...

Focus on the number 10 as part of a series of worksheets for young counters. First, they trace the word ten and print it once or twice on their own. Next, learners draw 10 bottles onto an image of a brick wall and examine sets of...

For this subtraction and addition worksheet, students fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.

Hissss! Practice counting forwards and backwards with a sly assignment. Eight snakes feature number sequences that are missing a few numbers. The beginning numbers vary, and some snakes require counting down. Learners write in the...

A continuation of a previous worksheet, learners must complete this set of addition problems by filling in the blank. They are required to find a number that makes each of the 12 addition equations true.

In this math riddle worksheet, students have to come up with the missing numbers in each sentence related to movie, game show or popular saying. There are 10 questions with an answer key.

In this number order review for grade 1 worksheet, 1st graders answer 10 multiple choice questions, not interactively, about increasing and decreasing numerical order, missing numbers in a series, with answers available.

In this whole thousands worksheet, students determine how much is missing from a "thousand block" and write an addition sentence, then complete addition sentences by filling in missing numbers.

In this missing number worksheet, students fill in missing addends to complete 5 simple problems. An answer key is included on page 2.

For this addition and subtraction worksheet, students work out and answer 2 word problems, answer 2 short answer problems and fill in the missing 4 digits in one addition and one subtraction problem.

In this addition worksheet, students look for missing numbers in addition patterns of 6, 7, and 10. Patterns are set up in addition problem form.

In this missing number worksheet, students fill in the missing numbers in each of 10 rows. They fill in the numbers while working on-line and print the page as needed.

In this number line worksheet, students fill in the missing numbers to the number line through pictures of children with numbers on their shirts. Students fill in 2 missing numbers and then cut out the kids and put them in order.

In this Christmas missing digits worksheet, students fill in missing numbers in 22 problems including addition, subtraction and multiplication. Answers are included.