Learners solve 12 three- and four-digit problems as they work on their multidigit addition skills.

Add like mad with our thrilling addition worksheet! This three-minute math drill gets your child racing to complete all the addition equations on the page.

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

Why was 6 afraid of 7? 7 8 9 (seven ate nine)! Find more funny riddles to solve with this awesome addition worksheet.

Use this glossary with the EL Support Lesson Plan: Compare & Contrast Addition Strategies.

Use these vocabulary cards with the EL Support Lesson Plan: Compare & Contrast Addition Strategies.

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

Children will practice adding decimals to the hundredths place in this colorful math worksheet.

What do sea monsters eat? Solve the math problems in this worksheet to reveal the answer! This math worksheets gets kids to build math and spelling skills.

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

Use your addition and decoding skills to solve eight problems in this fun math puzzle!

How many shells did Sally sell by the seashore? Get your student in gear for math with this addition worksheet.

Give students practice adding three-digit numbers within 1,000! 

Use Election Night to teach your child about politics and government, and have them add up the electoral votes each presidential candidate earns throughout the night.