The commutative property can be used because 70 • 6000 is the same as 6000 • 70.
Mark can calculate the product mentally by taking off all the zeros to get 7 • 6 which is 42. After, he can add the zeros back on. The answer is 420,000.
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Answer:
There is a 31/32 chance of having at least one boy
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Step-by-step explanation:
Answer: 35
Step-by-step explanation: formula; LxW divided by 2 7x10= 70 70 divided by 2 equals 35
