addition
80+90=
170
40x30=
1,200
4 divided by 2
2
124-33
91
124 rounded to the nearest hundreds
100
952+597=
1549
200x40
8,000
60 divided by 20
30
371-143
228
235 rounded to the nearest tens
240
9,588+7,641=
17229
223x45=
10,035
500 divided by 50
100
492-274
218
497 rounded to the nearest tens
500
1,472,655+2,624,901=
4,097,556
425x55=
4250
2,513 divided by 52
48
3,685-2,741
944
3,591 rounded to the nearest thousands
4,000
4,722,511+3,840,111=
8,562,622
5,233x4,133=
20,299
5,361 divided by 63
79
8,527-6,488
2,041
6,483 rounded to the nearest hundreds
6,500