Well, honey, 63.9 times 7.0 equals 447.3. So, if you were wondering how much you'd have if you multiplied those two numbers together, now you know. Math doesn't have to be a headache, darling.
639
71
Yes. 639/9 = 71
70 times 2 is 140.
First you do: 71 times 9 which is 639 and then you subtract 5 which will give you 634. Therefore the answer for this question is 634. ! But if you have to show the work you do: 71 x 639 ______
639 divided by 3 = 213 So 213 x 3 = 639
40896
1917
639
639 miles divided by 65 miles per hour is about ten hours, slightly less.
639 = 1 x 639, 3 x 213, 9 x 71, 71 x 9, 213 x 3, 639 x 1.
213
7 with remainder 72.
91 with a remainder of 2
71
343000
639 ÷ 3 = 213