π°
Grade 4 Math Β· World 2: Big Number Bridge Β· Level 21
Castle 2
Mixed adding, subtracting, and story problems.
10 questions from this world. Get 8 right to win the castle!
What children learn in Level 21
Georgia's K-12 Mathematics Standards:
- 4.NR.2.1 β Fluently add and subtract multi-digit numbers to solve practical, mathematical problems using place value understanding, properties of operations, and relationships between operations.
- 4.NR.2.5 β Solve multi-step problems using addition, subtraction, multiplication, and division involving whole numbers. Use mental computation and estimation strategies to justify the reasonableness of solutions.
- 4.MDR.6.2 β Ask questions and answer them based on gathered information, observations, and appropriate graphical displays to solve problems relevant to everyday life.