Grade Level: 1st Skill: Problem Solving Topic: Check Your Answer Goal: Make precise calculations and check validity of the results from the context of the problem Skill Description: Your child will understand the operations necessary to solve computational and conceptual math problems. Additionally, your child will know how to check the validity of his/her work and solutions.

### Sample Problems

 (1) Solve the following problem, then check your answer using a math manipulative: 4 + 5 + 6 = (2) Solve the following problem, then check your answer using a math manipulative: 19 – 8 = (3) Solve the following problem, then check your answer using a math manipulative: 12 + 5 = (4) Which fraction has more value, one-fourth or two-fourths? Draw a diagram of each to check your answer. (5) Solve the following problem, then check your answer using a math manipulative: If Mark has 1 dime and Katie gives him 4 more dimes, how much money does Mark have all together?

### Online Resources

 (1) (2) (3)