Estimating Sums and Differences for 4th Grade
This lesson covers estimating sums and differences for fourth-grade math. Use the examples and practice below to build confidence and skill.
DETAILED EXPLANATION
Estimating means finding a number close to the exact answer. Round each number to the nearest ten, hundred, or thousand, then add or subtract the rounded numbers. Estimates help check if an exact answer is reasonable.
WORKED EXAMPLES WITH STEP BY STEP SOLUTIONS
Example 1
Estimate 3,478 + 2,193 by rounding to the nearest hundred.
The Absolute Best Book to Ace Grade 4 Math
Original price was: $109.99.$54.99Current price is: $54.99.
Solutions:
Original price was: $29.99.$16.99Current price is: $16.99.
Step 1: Apply the concept from the lesson above.
Step 2: Carry out the operation or reasoning.
Answer: 3,478 ≈ 3,500; 2,193 ≈ 2,200. 3,500 + 2,200 = 5,700.
Original price was: $29.99.$16.99Current price is: $16.99.
Mastering Grade 4 Math Word Problems
Original price was: $29.99.$16.99Current price is: $16.99.
Related to This Article
More math articles
- Free Grade 3 English Worksheets for New York Students
- 8th Grade MAAP Math Worksheets: FREE & Printable
- Free Grade 6 English Worksheets for Louisiana Students
- How to Use Area Models to Multiply One-Digit Numbers By Two-digit Numbers
- Complete Guide to Inverse Trigonometric Ratios
- How to Graph Logarithmic Functions?
- How to Choose the Best Laptop for College?
- What Kind of Math Is on the ASVAB Test?
- Which Test Is Better for You; GED, TASC, or HiSET? Find Out Now
- GRE Math Flashcards (Free Online: Formulas, Terms & Concepts)
What people say about "Estimating Sums and Differences for 4th Grade - Effortless Math"?
No one replied yet.