In the Common Core State Standards (CCSS) for grade 5, addition is an important mathematical concept that students continue to develop and apply. Here are some key components of addition covered in the grade 5 CCSS addition syllabus:
Fluency in Addition and Subtraction: Students are expected to have fluency in addition and subtraction within 1,000. They should be able to quickly and accurately add and subtract multi-digit numbers, including using strategies such as the standard algorithm.
Mental Math Strategies: Students learn and apply mental math strategies to add numbers. These strategies may include using place value, known number facts, and properties of operations to simplify calculations and make them more efficient.
Addition and Subtraction with Decimals: Grade 5 introduces the addition and subtraction of decimals. Students learn to align decimal points and add or subtract the digits accordingly. They also learn to estimate decimal sums and differences to check the reasonableness of their answers.
Problem Solving: Addition is applied to various problem-solving situations. Students learn to analyze word problems, identify the relevant information, and use addition to find solutions. They also practice explaining their reasoning and justifying their answers.
Estimation: Students develop their estimation skills and use them to check the accuracy of their addition calculations. They learn to round numbers to appropriate place values and perform mental calculations to estimate sums before finding the exact answers.
Multi-step Problems: Grade 5 introduces multi-step word problems that require multiple addition operations. Students practice breaking down complex problems into smaller, manageable steps, applying addition at different stages, and integrating addition with other operations.
Number Patterns and Properties: Students explore number patterns and relationships. They learn about properties of addition, such as the commutative and associative properties, and apply them to simplify calculations and solve problems.
Addition and Subtraction of Fractions: Grade 5 extends addition to fractions with like denominators. Students learn to add and subtract fractions by combining or separating parts and understand the relationship between fractions and whole numbers.
Throughout grade 5, students are expected to develop a conceptual understanding of addition and apply it to solve a variety of mathematical problems. They are encouraged to use both mental strategies and written methods, explain their thinking, and communicate their solutions effectively.
Number bonding to 1000
Identify pairs of multiples of 10 that bond to 1000
Number bonding to 10,000
Identify pairs of multiples of 100 that bond to 10,000
Number bond to zero
Identify the 3 numbers in the lists that have a sum of zero
String of 4 numbers
Use mental calculations to bond four 2-digit numbers
String of 5 numbers
Use mental calculations to bond five 2-digit numbers
Strings of 6 numbers
Use mental calculations to bond six 2-digit numbers
Rounding up to add
Identify the correct adjustment to make after rounding up to add
Rounding down to add
Identify the adjustment to make after rounding down to add
Rounding up and down
Use rounding up and down to simplify these additions
Estimate to add: 2-digit numbers
Estimate by rounding 2-digit numbers to 1 significant figure and then adding
Estimate to add: 3-digit numbers
Estimate by rounding 3-digit numbers to 1 significant figure and then adding
Estimate to add: 4-digit numbers
Estimate by rounding pairs of 4-digit numbers to 1 significant figure and then adding
2 people buy some items
Use addition and/or multiplication to calculate how much the 2 people spend in total
3 people buy some items
Use addition and/or multiplication to calculate how much the 3 people spend in total
Total cost: 4 items
Use addition to find out how much the 4 items cost in total
Formal addition: 2-digits + 3-digits
Find the missing number for these formal 2-digit plus 3-digit columnar additions
Formal addition: 3-digit numbers
Find the missing number for each of these formal 3-digit plus 3-digit columnar additions
Decimal numbers
Choose the correct missing number for these formal decimal number additions
Counting * Comparing numbers * Pattern * Place value * Addition * Subtraction * Add + Subtract * Multiplication * Division * Multiply + Divide * Fractions * Decimals * Ratio + proportion * Measurements * Shapes * Position + Direction * Statistics * Algebra *
Elementary math home | Math topics | Math lessons | Math games | Math tests
Preschool math | Elementary math | Secondary math
Site home page | Privacy policy | FAQ | Contact | Acknowledgements | Blog
Select your view:
Copyright 2024 ic language ltd - all rights reserved
Speech synthesis support:
Site Version: 16_4_0