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Earn +20 ptsQ: Why do you always add a 0 when multiplying by 10?
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What are the rules for multiplying 10 by 100?
Add a 0 onto 100, or add 2 0's onto 10. Multiply by 10 = add a 0 Multiply by 100= add 00 Multiply by 1000 = add 00 Teachers prefere not to say 'add a 0'. This is like a cheat, and does not work for decimals.
Why is multiplying by a power of ten easy?
You just add 0.
What is the rule for multiplying integers with same signs?
The answer is always positive (or 0).
When is 0 multiplied by 0 equal to 1?
0 multiplied by 0 is always equal to 0, not 1. The result of multiplying any number by 0 is always 0.
How much zeros is one million times one thousand?
Nine. 1,000,000 * 1,000 = 1,000,000,000 or one billion. Same as the concept as multiplying by 10: add a 0. Multiply by 100: add 00. *1000: add 000. *10,000: add 0000.... and so on.
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