Problems on Numbers
Turn verbal number conditions into one-variable equations, including multiples, differences and consecutive-number relationships.
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3 bilingual articles
Translating Number Statements into Equations
Turn verbal number conditions into one-variable equations, including multiples, differences and consecutive-number relationships.
Open article →Solving and Verifying Linear Number Problems
Use inverse operations on both sides of a linear equation, isolate the unknown and verify the value in the original number condition.
Open article →Digit Reversal and Number Structure Problems
Represent a two-digit number by place value, reverse its digits algebraically and solve sum, difference or reversal conditions correctly.
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