PSLE
Write down the common multiples of 4 and 20 that are smaller than 53. Give your answer(s) in ascending order. (Eg 1, 2, 3)
Multiples of 4 that are smaller than 53 = 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52
Multiples of 20 that are smaller than 53 = 20, 40
Common multiples of 4 and 20 that are smaller than 53 = 20, 40
Answer(s): 20, 40