- Sweet Home Central School District
- 4th Grade Operations and Algebraic Thinking
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What your child will learn
- Interpret multiplication as comparison, for example, 35 is 5 times as many as 7. (4.OA.1)
- Multiply or divide to solve word problems (4.OA.2)
- Solve multi-step word problems using the four operations. Problems will include interpreting a remainder and/or using equations with a letter standing for the unknown. (4.OA.3)
- Find factor pairs for numbers to 100 and tell if numbers are prime or composite. (4.OA.4)
- Understand Patterns with numbers or shapes. (4.OA.5)
Vocabulary
Grade 4 Operations and Algebraic Thinking Vocabulary Cards
- Factor: A number that is multiplied by another (factor x factor = product)
- Regrouping: To exchange amounts of equal value to rename a number
- Expanded Form: a graph that shows the frequency of data along a number line
- Multiple: The product of a given whole number and another whole number
- Compare: Tell how a number is related to another number using >, <, =, or different
- Array: An arrangement of objects in rows and columns
- Identity Property: (Any number times 1 is that number
- Commutative Property: 5 x 7 is the same as 7 x 5
- Associative Property: (2 x 3) x 4 = 2 x (3 x 4)
- Zero Property: Any number times 0 is 0
- Product: The answer to a multiplication problem
- Remainder: The amount left over when a number cannot be divided equally
- Divisor: The number that divides the dividend
- Dividend: A number being divided
- Quotient: the result of a division
- Estimate: To find a number close to an exact amount
Activities at Home
- • Draw shapes and divide into different fractions
- • Create numbers to use in fractions
- • Use measuring cups when baking or cooking
- • Pick numbers to create fractions-Practice simplifying them
- • Make up numbers, roll numbers with dice, or find numbers (on labels) and compare them
- • Find numbers and write them in expanded form
- • Make numbers and tell which place value (and/or value) each digit represents
- • Place large numbers on a number line
- • Collect objects (i.e. Cheerios) and estimate how many
- • Draw pictures and make models of numbers
- • Practice addition and subtraction facts