Mnemonic Device
9 x 3 = 27 (2 + 7 = 9)
Explanation
Between one times nine and nine times nine, the numbers in the result always add up to nine! (ie. 9 = 1+8, 2+7, 3+6, etc.)
Memory tricks for school, homework & everyday life
9 x 3 = 27 (2 + 7 = 9)
Between one times nine and nine times nine, the numbers in the result always add up to nine! (ie. 9 = 1+8, 2+7, 3+6, etc.)