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45*2 = 90 so 45*20 = 900
45*3 = 135
So 45*23 = 45*20 + 45*3 = 900 + 135 = 1035
40x23
3x23
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How can you use the multiplication facts about 3 to help you find the multiplication facts about 9?
1x3=3x3=9
How can you use 2x10 to find 4x10 multiplication facts?
How can you use 2x10 to find 4x10
How can you use multiplication facts about 1 and 2 to find 3x7?
1 x 7 plus 2 x 7 is the same as 3 x 7
In what situation can you use only multiplication to find equivalent fractions to a given fraction give an example?
In what situtation can you use only multiplication to find equivalent fraction? Give an example
Can multiplication help with division?
yes multiplication can help with division because if you find the answer to a multiplication problem use the answer to get the divison.Exanple:32divided by4=8=8x4=32
How can you use the multiplication facts about 3 to help you find the multiplication facts about 9?
1x3=3x3=9
How can you use 2x10 to find 4x10 multiplication facts?
How can you use 2x10 to find 4x10
How can you use multiplicaion fact to find division fact?
you can use multiplication facts to find division facts by dividing your divisor and your quotient to find your answer.
How do you use known multiplication facts to solve or break up unknown multiplication facts?
each side is multiplied together.
What can you use to master multiplication facts?
routine practice
How can you use multiplication facts 1 and 2 to find 3 x 7?
The "multiplication facts" may be numbered differently in different textbooks, so it is really hard to guess what multiplication facts you are talking about. Better use the standard names, for example, "commutative property", "associative property", etc. For a multiplication such as 3 x 7, you either memorize the tables, your you do the repeated addition (3 x 7 = 7 + 7 + 7, that is, 7 appears 3 times as an addend.)
Can you use doubles to find the products of all the multiplication facts about 8?
Yes - double, then double and then double again is the same as multiplying by 8.
What is a group of related multiplication and division facts that use the same numbers?
array
How can you use multiplication facts about 1 and 2 to find 3x7?
1 x 7 plus 2 x 7 is the same as 3 x 7
How can you use the multiplication facts about 3 to find multiplication facts about 9?
3 is 1 third of nine. so for 1x9 just do 1x3 and times the answer by 3. 1x3=3 and 3x3=9 so 1x9=9. 2x3=6 and 6x3=18 so 9x2=18 and so on and so on.
How can you use multiplication factors to find a diviaion factor?
Multiplication factors cannot be used to find divination factors.
How can you use multiplication facts to mutiply 6 x 9?
using multiplication facts is that You just memorize the multiplications so, 6 x 9 = 54
