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Why do your multiply two numbers together when their only common factor is 1?
When two numbers have a GCF of 1, their product will be their LCM.
When can you multiply two numbers together to get the least common multiple?
When they have no common prime factors.
What two numbers can you multiply by each other to get 432 but can add them together to get 57?
The numbers are 4 and 13
How do 4th graders divide and multiply fractions?
The same way anyone else does. To multiply fractions, multiply the top numbers together and then the bottom numbers together. The two totals become the top and bottom number, respectively, of the new fraction. To divide fractions, flip the second fraction upside down and multiply it.
How can you find the LCM of a set of a numbers given their greatest common factor without listing the multiples of the numbers?
If you have two numbers, multiply them together and divide that total by the GCF. The result will be the LCM.
What two numbers multiply together to give you twenty and add together to give you thirteen?
there are none
What two numbers multiply together to give 69?
23 and 3
What two numbers multiply together to give you 120 the add to give you -7?
113
What two numbers can you multiply to 30 and add up to -17?
13
What two numbers add together to give -14 and multiply to give -120?
-134
What two numbers multiply together to give 80 and add together to give 21?
101
What two numbers multiply together to give you 120 then add or subtract to give you 34?
154
What two numbers multiply together to get 1120 in?
The numbers will be the square root of 1120
What two numbers multiply together to equal 782?
The two numbers you can multiply together to equal 782 are 23 by 34.
What two numbers multiply together to equal 391?
The two numbers you multiply together to equal 391 are 17 by 23.
What two numbers multiply to get 72?
Two numbers that you can multiply together to get 72 are: 36 and 2.
What two numbers neither of which end in 0 multiply together give the answer 1000?
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