Multiplication
55x368
20,240
18/2
9
88+1,533
1,621
999-784
215
12,345 rounded to the nearest ten
12,350
68x782
53,176
945/3
315
12,345+55,465
67,810
482-351
131
51,000 rounded to the nearest 10
51,000
489x7
3,423
312/3
104
1+15,487,216,975,342
15,216,975,343
599-356
243
123,406 rounded to the nearest 100,000
100,000
879x215
188,985
1,598/2
799
151,544+5,421
156,965
942-689
253
1,234,546 rounded to the nearest 1,000
1,234,5,000
897,682x935,764
840,018,499,048
54,875,124/2
27,437,562
111,111+999,999,999
1,000,111,110
21,548-6,455
15,093
1,598,354,475,860 rounded to the nearest 10,000
1,598,354,480,000