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

Learners will determine the rule for each sequence to find the missing numbers in this engaging math puzzle.

This math worksheet tests your child's addition and riddle-solving skills. Find out the answer to the riddle, "Which month has 28 days?"

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

What is a math teacher's favorite dessert? Pi! Find more funny riddles by doing this worksheet--a perfect combination of math practice and brain teasers.

Why is 2+2=5 like your left foot? ...Itâs not right! Find more riddles with this awesome worksheetâa perfect combination of math practice and brain teasers.

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.

Who will be the winner in Darting Decimals? Your child decides as he adds up the decimal scores and determines which team has scored the most points.

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