30 printable or digital pages of adding within 100 with insects facts about grasshoppers, ants, mosquitoes, dragonflies, caterpillars, roly-polies, centipedes, pincher bugs, bees, and many more insects, spiders, and other outdoor creepy-crawlies. Each page has 52 addition problems:

• add 1 to a two-digit number,
• add 2 to a two-digit number,
• add 3 to a two-digit number,
• add 4 to a two-digit number,
• add 5 to a two-digit number,
• add 6 to a two-digit number,
• add 7 to a two-digit number,
• add 8 to a two-digit number,
• add 9 to a two-digit number,
• add 10 to a two-digit number,
• add 20 to a two-digit number,
• add 30 to a two-digit number,
• add 40 to a two-digit number,
• add 50 to a two-digit number,
• add 60 to a two-digit number,
• add 70 to a two-digit number,
• add 80 to a two-digit number,
• add 90 to a two-digit number,
• and twelve review pages of adding 1-10 to a two-digit number.

Take a look at the Preview to see sample pages. And if you would like to see more Addition or Subtraction packets, click on one of these links:

Add and Subtract within 1000

Addition Flashcards

Subtraction Flashcards

Addition Tic-Tac-Toe

Subtraction Tic-Tac-Toe

Addition & Subtraction: Number Search

The Five-minute Addition Challenge

The Five-minute Subtraction Challenge

Addition Memory Match Game

I have __, Who has __? Small-group Math Flashcard Game

What is the Difference? Subtracting with a Spinner

Insect Addition

Triangles & Rectangles

Word Name: Addition & Subtraction

Counting Coins

If you would like more on INSECTS and other BUGS, take a look at these:

Brainstorming About Bugs

Comparing Bugs and Me

Internet Research: Insects, Bugs & Spiders

Science Reports on Insects

Describing Butterflies, Bees & Birds

Describing Bugs (Insects and Spiders)

Descriptive Writing: Butterflies, Birds, Bees and more

Insect Addition

Emergency Lesson Plans: Butterflies and other Insects

Insects and Spiders

Writing about Wildlife

Writing about Insects and Spiders

Write a Paragraph - Bugs

Bugs on Flowers - Descriptive Writing

Beetles and Bugs - Descriptive Writing

Analyzing Wildlife (Snakes, Frogs, Birds, Squirrels and Bugs)

Grasshoppers Unit (Insects)

Noun Flashcards: Bugs (Insects, Spiders, Snails and Worms)

Insects and Spiders (Comparing Game)

PowerPoint slideshows on insects and spiders:

How to take Wildlife Photos - Beetles and Bugs

How to take Wildlife Photos - Bugs on Flowers

How to Use a Digital Camera - Macrophotography and Insects

Insects and Spiders PowerPoint (Science and Nature)