Alice found 812-413=399 she added 812+399 to check her work. What did she do wrong?
7 will go into 399 57 times with no remainder. So 399 divided by 7 is 57.
It is: 399/1000 times 100 = 39.9%
399
14
1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793
1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793
66.5 x 6 = 399
Alice found 812-413=399 she added 812+399 to check her work. What did she do wrong?
399 divided by 83 equals 4 with a remainder of 67.
505%
7 will go into 399 57 times with no remainder. So 399 divided by 7 is 57.
It is: 399/1000 times 100 = 39.9%
12 times with a remainder of 27
399
9,975
133 times