Did you know that when you multiply a 9 by another single digit that the digits of the product will add up to 9? This an easy way to help you remember the multiples of 9 and is helpful in checking your answer.
Let’s take a look:
Notice that the 1 and the 8 in the 18 add up to 9!
Math Teaser! If a rectangle has an area of 192 square meters, and the length is three times longer than its width, what are the length and width? [doptoggle title="Click Here to see the Solution!!!" icon=5 activeicon=6] The area of a rectangle is found by multiplying the length by the…
Math Teaser! If the first five terms of a sequence are 0, 2, 8, 18, 32 what would be the value of the tenth term? [doptoggle title="Click Here to see the Solution!!!" icon=5 activeicon=6] Start by looking at how each term in the sequence is related to the others. Since…