Mastering Multiplication: Easy Tricks for 10, 100, and 1000
Learn simple methods to multiply any whole number by 10, 100, or 1000 effortlessly. By adding the right number of zeros, you can quickly calculate multiplication results. Practice and enhance your math skills with these valuable techniques.
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Presentation Transcript
Multiplying by 10 L.0. To multiply any number by 10 successfully
When multiplying any whole number (integer) by 10, you simply add a 0 on the end of the number you are multiplying 10 by. For example: 25x10=250 40x10=400 75x10=750 120x10=1200 875x10=8750
When multiplying any whole number (integer) by 10, you simply add a 0 on the end of the number you are multiplying 10 by. Your turn: 45x10= 62x10= 97x10= 131x10= 209x10=
Multiplying by 100 L.0. To multiply any number by 100 successfully
When multiplying any whole number (integer) by 100, you simply add two 0 s on the end of the number you are multiplying 100 by. For example: 25x100=2500 40x100=4000 75x100=7500 120x100=12000 875x100=87500
When multiplying any whole number (integer) by 10, you simply add a 0 on the end of the number you are multiplying 10 by. Your turn: 46x100= 162x100= 297x100= 431x100= 729x100=
Multiplying by 1000 L.0. To multiply any number by 1000 successfully
When multiplying any whole number (integer) by 1000, you simply add three 0 s on the end of the number you are multiplying 1000 by. For example: 25x1000=25,000 40x1000=40,000 75x1000=75,000 120x1000=120,000 875x1000=875,000
When multiplying any whole number (integer) by 10, you simply add a 0 on the end of the number you are multiplying 10 by. Your turn: 96x1000= 192x1000= 387x1000= 631x1000= 839x1000=
