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Easy way to mentally subtract 9,8 or 7 from any number (Jolanta N) View | |
Easy Subtraction Trick | Easy and fast way to learn | Math Tips and Tricks (Akash Vukoti) View | |
Mental Math Tricks - Addition and Subtraction in your head! (tecmath) View | |
How to Calculate Faster than a Calculator - Mental Maths #2| Addition and Subtraction (mathOgenius) View | |
Math Antics - Multi-Digit Subtraction (mathantics) View | |
10 Math Tricks School Didn't Teach You But Should Have (BRIGHT SIDE) View | |
Math Antics - Adding u0026 Subtracting Integers (mathantics) View | |
Mental Math Strategies you NEED to teach in 1st and 2nd Grade // mental math for kids (Susan Jones Teaching) View | |
How To Subtract Fractions - Quick and Easy Fractions (HowTo-Ology) View | |
How to Calculate ANY Fraction Easily! (tecmath) View |