These flexible addition and subtraction word problems within 100 come as both no prep worksheets and as task cards for a math center! This HUGE bundle has 30 themes with 10 problems each - 300 story problems in all! There are a variety of problem types so you can easily differentiate for the needs in YOUR classroom! Students will read and solve each problem using: number bond, number line, numbers in base 10, 100 chart, writing the equation vertically, writing the equation horizontally. Includes problems for: Find the sum Find the missing addend Find the remainder Find the missing minuend Find the missing subtrahend 2 step problems Click here to be notified when new resources are released at 50% off! Save with the bundle! When complete it will include all these themes: Back to School Apples Pumpkins Fire Safety Bats Owls & Spiders Community Helpers Halloween Fall | Autumn Pirates Thanksgiving Christmas Pet Animals Presidents' Day Dinosaurs Animals in Winter Winter Sports Lunar New Year Valentine's Day Space St. Patrick's Spring Zoo Animals Easter Bunny & Eggs Insect Farm Animals Fairy Tales Earth Day Rainforest Animals Ocean Summer Camp For more Word problems for math see: Addition and Subtraction Word Problems Within 100 Spring, Addition and Subtraction Word Problems Within 100 St Patricks Day, Addition and Subtraction Word Problems Within 100 Easter, & Addition and Subtraction Word Problems Bundle. Thank you for visiting Paula's Primary Classroom! Join my email list & get freebies! Follow me on FaceBook. Follow me on Instagram. Follow me on Pinterest. Have a great day! ♥ Paula