Math Problem Statement
tính bằng cách hợp lý 42×53+47×156−47×114
Solution
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Math Problem Analysis
Mathematical Concepts
Arithmetic
Distributive Property
Simplification
Formulas
Distributive property: a(b + c) = ab + ac
Basic multiplication
Theorems
Distributive Property of Multiplication over Addition
Suitable Grade Level
Grades 6-8
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