Counting, Reading and Writing Whole Numbers to Trillions for JSS 1
Place value determines a digit's worth in large whole numbers. Reading millions, billions and trillions requires grouping digits…
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JSS 1 · Mathematics
24 lessonsLessons by Theme
AThemeNUMBER NUMERATION JUNIOR SECONDARY 1
5
NUMBER NUMERATION JUNIOR SECONDARY 1
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Finding the Lowest Common Multiple of Whole Numbers for JSS 1
The lowest common multiple is the smallest positive number divisible by each given number. It can be found…
Finding the Highest Common Factor of Whole Numbers for JSS 1
The highest common factor is the greatest whole number that divides two or more numbers exactly. Prime factorisation…
Counting in Twos and Recognising Number Patterns for JSS 1
Counting in twos follows the pattern 2, 4, 6, 8 and onward. Grouping objects into pairs makes counting…
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…
BThemeNUMBER AND NUMERATION JUNIOR SECONDARY 1
1
NUMBER AND NUMERATION JUNIOR SECONDARY 1
Converting Base-ten Numbers to Binary Numbers for JSS 1
Binary uses only 0 and 1, with place values of 1, 2, 4, 8 and onward. Repeated division…
CThemeBASIC OPERATIONS JUNIOR SECONDARY 1
6
BASIC OPERATIONS JUNIOR SECONDARY 1
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…
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…
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,…
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,…
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…
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…