Math Lessons

Math Lessons Math Lessons contains lessons for grade 7 students in the Philippines K-12 curriculum and materials.

08/10/2023

MULTIPLICATION of SIGNED NUMBERS
To multiply 2 numbers, multiply their absolute values.
The product of 2 numbers with same signs is positive.
The product of 2 numbers with different signs is negative.
Examples:
3(7)=21 ==>> (+)(+)=+
(-6)(-9)=54 ==>> (-)(-)=+

(-8)(9)= -72 ==>> (-)(+)=(-)
12(-8)= -96 ==>> (+)(-)=(-)

08/10/2023

DIVISION OF SIGNED NUMBERS
To divide 2 numbers, divide their absolute values.
Quotient = Dividend / divisor
The quotient of 2 numbers with same signs is positive.
The quotient of 2 numbers with different signs is negative.
Examples:
15/3=5 ==>> (+)/(+)=+
-48/(-6)=8 ==>> (-)/(-)=+

-120/6=20 ==>> (-)/(+)=(-)
81/(-9)=-9 ==>> (+)/(-)=(-)

21/08/2023

Welcome to Math Lessons!

05/08/2023

Welcome to Math Lessons where you can find engaging lessons and materials for K-12 grade7 mathematics!

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