10
There are 4 tens in 640 or 640/10 = 64
$6.40
64 times (640 ÷ 10 = 64).
It is: 640-64 = 576
(1/64) of 640 = (1/64) of 64*10 But 1/64 of 64 = 1 So the answer is 1 of 10 which is 10.
1 cm = 10 mm 640 mm/ 10 = 64 cm your answer: 640 mm is 64 cm
1 % of 64 000= 64 000/100=640; 5x 640= 3 200.
64
640.
10 percent of 640 is 64.
64