1 x 123, 3 x 41, 41 x 3, 123 x 1
123 squared means the same as 123 x 123. Squaring a number is the same as multiplying the number with itself.
Multiplying out the brackets it is equivalent to: -82y+123
123 + 45 -67 + 8 - 9 = 100!
p10 eguals
27 x 9 equals 243. This multiplication can be solved by multiplying 27 by 9, which is equivalent to adding 27 to itself 9 times. Another way to solve this is by recognizing that 27 is 3 times 9, so multiplying 27 by 9 is the same as multiplying 3 by 9 and then multiplying the result by 10, which gives us 243.
I don't understand
There are 12,300 centimeters in 123 meters. This conversion is done by multiplying the number of meters by 100 (since there are 100 centimeters in one meter).
kilo- is a prefix for 1000. So, 1 kilogram = 1000 grams. Multiplying 1000 by 123 give you 123,000 grams in 123 kilograms
4
7 equals to 7.
5
Just add a zero after the number. 123 x 10 = 1230