Question

Exercise 1.4
Without actual division, using divisibility rules, classify the
following numbers as divisible by 3, 4 a do. 2.,3,4,5,9,10
803, 875, 474, 583, 1067, 350, 657, 684, 2187, 4334, 1905, 2548.​

Answer 1

Answer:

NUMBERS DIVISIBLE BY 3

3 , 9, 657, 684, 2187, 1905

NUMBERS DIVISIBLE BY 4

4,684, 2548

Step-by-step explanation:

Numbers divisible by 3

just add the digits and check if the sum is divisible

ex: 36

$3 + 6 = 9 \\ 9 \div 3 = 3$

so it is divisible.

Numbers divisible by 4

check if the last 2 digits are divisible by 4

did you get the answer?