Round Ten
Round 46 to the nearest ten.
50
Round 328 to the nearest hundred
300
324 + 125 =
449
524 - 213 =
311
What is a sum?
The answer to an addition problem
Round 81 to the nearest ten.
80
Round 764 to the nearest hundred
800
487 + 326 =
813
836 - 457 =
379
What is the difference?
The answer to a subtraction problem
Round 67 to the nearest ten
70
Round 243 to the nearest hundred
200
648 + 279 =
927
236 - 118 =
118
What is another name for vertical form?
Standard algorithm
Round 364 to the nearest ten
360
Round 678 to the nearest hundred
700
739 + 486 =
1,225
764 - 528 =
236
How many ones equals a ten?
10!
Round 789 to the nearest ten
790
Round 789 to the nearest hundred
800
895 + 768 =
1,663
902 - 678 =
224
How many tens equals a hundred?
10!