attention rectangle Still with us, STUDENT? reminder When 9 is a factor, the sum of the digits in the product always equal 9! What is the product of 9 x 7? 63 65 71 63 9 x 10 equals? 89 90 91 90 How many eggs are there all together? 4 40 8 4 1 x 9 is equal to? 0 1 9 9 2 times what other factor will equal 12? 1 8 6 6 What factor times 4 equals 0? 0 reminder Any number times zero will equal zero. 5 times what other factor equals 20? 4 5 15 4 What factor times 9 equals 27? 2 3 10 3 5 times what factor equals 40? 8 What factor times 1 equals 1? 1 0 10 1