0.0103
33.7692
766 + 878 = 1644 divided by 2 = 822
878/9 = 97 and 5/9
79 with remainder 9.
79 with a remainder of 9
830 divided by 10 equals 83. That's it!
It is (677 + 878)/2 = 777.5
878 = DCCCLXXVIII in Roman numerals
The average of 878 and 722 is 800.
878 - 766 = 112 as there are 2 numbers divide by 2 112 / 2 = 56 766 + 56 = 822 = 878 + 56
9
The student incorrectly calculated the division, as the correct quotient of 878 divided by 31 is 28 with a remainder of 10, not 11. This error likely occurred in the subtraction step after multiplying 31 by 28, where she should have subtracted 868 from 878, leading to the correct remainder of 10. Therefore, the student miscalculated the remainder after finding the quotient.