It is 2,172 you first multiply 4x3=12 then 2x3=6 add one=7 then 7x3 which equals 21 so the answer is 2,172.
724
9 x 724 = 6516
724 x 4 = 2896
6686864
exactly 181
The divisibility rule for 3 is add up the digits and check for divisibility. 7+2+4 = 13.13 is not evenly divisible by 3 so 724 is not divisibleby 3.
364
724 ÷ 13 = 55 with remainder 9
The factors of 724 are 1, 2, 4, 181, 362, and 724.
The factors of 724 are 1, 2, 4, 181, 362, and 724.
724 - 586 = 138
3 percent of 724 dollars is 21.72 dollars.