197
One tenth of thirty is 3. Three of those equals 9.
Mental math! aka in ur head
optometrist use math 36 topics like subtracting adding mental math triangles and much more!
yes
You can, if you wish.
70
m = 2 because the 63 element cancels each other out
mental math
use mental math
If the numerator and denominator have an even number
2009 minus 1957 is 52. This math problem was pretty easy. All you do is use mental math.
To find the product of 6 and 741 using mental math, you can break it down by distributing the multiplication. First, calculate 6 times 700, which is 4200, and then 6 times 41, which is 246. Finally, add these two results together: 4200 + 246 equals 4446. Thus, 6 times 741 is 4446.