Addition
143 + 224
367
238-136
102
Round 21 to the nearest 10
20
3 x 25
75
There are 3 rows of markers in a box. Each row has 4 markers. How any markers are in the box?
There are 12 markers in the box.
345 + 231
576
316 - 154
162
Round 38 to the nearest 10
40
6 x 14
84
There are 20 small cookies. There are 5 friends who want to share the cookies fairly. How many cookies does each friend get?
Each friend gets 4 cookies.
129 + 325
454
518 - 346
172
Round 123 to the nearest 10
120
7 x 50
350
There are 35 students sitting at 5 tables. There is the same number of students at each table. How many students are at each table?
There are 7 students at each table.
437 + 218
655
472 - 155
317
Round 387 to the nearest 100
400
6 x 40
240
There are 48 oranges in some boxes. Each box has 6 oranges. How many boxes are there?
There are 8 boxes.
643 + 279
922
545 - 363
182
Round 812 to the nearest 100
800
There are 4 lunch tables. There are 12 students at each table. How many students are there at the tables?
Han set up 60 chairs. He put the chairs in 6 equal rows. How many chairs are in each row?
There are 10 chairs in each row.