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You learn how to work with positive and negative whole numbers in calculations. This helps you handle number problems in algebra, money, and everyday situations where gains and losses are shown with signs.
You should already be comfortable with whole numbers, the number line, and the meanings of plus and minus signs. You also need to know basic multiplication and division facts.
One question from this skill's own question bank, shown with its full working.
Work out (−8) + 5.
Working: Start at −8 and move 5 to the right: −8 + 5 = −3.
This usually appears in Junior High School number work, where learners build fluency with signed numbers before harder algebra topics. It also supports BECE-style questions that test accurate calculation with integers.
Curriculum notes are a general guide to where this work normally sits. Always check the syllabus your school or examination body is currently using.
Other JHS Numbers, Fractions & Ratio skills in Maths, at the same point in the course.
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6 questions with a worked answer after every attempt, and a SmartScore that tracks how close you are to mastery.