Solving Open Sentences with Arithmetic Operations for JSS 1
A missing number can be found by reversing the given operation: subtraction undoes addition, and division undoes multiplication for nonzero values.
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Like Terms, Coefficients and Simplification of Algebraic Expressions for JSS 1
Like terms contain the same variables raised to the same powers. Their numerical coefficients can be added or subtracted to simplify an expression.
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Translating Statements and Solving Simple Equations for JSS 1
Statements such as “five more than a number” can be written as x+5. Solving a simple equation means keeping both sides equal while…
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Properties and Perimeters of Plane Shapes for JSS 1
Perimeter is the total distance around a flat shape. Add its side lengths, or use formulas such as 2(l+w) for a rectangle and…
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Equivalent Fractions, Ordering, Decimals and Percentages for JSS 1
Equivalent fractions name the same quantity despite different numerators and denominators. Fractions can also be expressed as decimals or percentages.
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Addition and Subtraction of Positive and Negative Integers for JSS 1
On a number line, moving right increases an integer and moving left decreases it. Subtracting a negative number has the effect of adding…
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Addition and Subtraction of Fractions and Word Problems for JSS 1
Fractions with different denominators must be rewritten with a common denominator before addition or subtraction. Mixed numbers can be converted first.
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Multiplication and Division of Fractions and Word Problems for JSS 1
To multiply fractions, multiply their numerators and denominators. To divide by a nonzero fraction, multiply by its reciprocal, then simplify.
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Estimating Length, Capacity, Mass, Age and Time for JSS 1
An estimate gives a reasonable approximate measurement rather than an exact value. Familiar units help judge distances, mass, capacity, ages and time.
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Rounding and Approximating Arithmetic Results for JSS 1
Rounding replaces a number with a nearby value at a chosen place. Check the digit immediately to its right: five or more means…
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Addition of Binary Numbers for JSS 1
Binary addition follows four basic combinations: 0+0=0, 0+1=1, 1+0=1 and 1+1=10. The last requires carrying 1 into the next column.
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Hadith Nos. 11 to 15 of An-Nawawi’s Collection for JSS 1
Hadith 11–15 in An-Nawawi's collection teach avoiding doubt, leaving needless concerns, caring for others, respecting life and speaking responsibly.
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