Easy Math
1+1
2
5 x 5
25
10000 x 10
100000
14123 x 12
169476
4500000000 x 19390
Mental math
8.7255e+13
28 + 21
49
3 x 3
9
8474 + 9438
17912
1621 x 612
992052
45534 x 103332
Mental math
4705119288
56 + 10
66
5 + 5 + 5 + 5 + 5
25
4500000 + 130000
46300000
17000 + 900000
90017000
4560 x 20
Mental math
91200
9 + 3
12
70 + 70
140
5000 x 1000
5000000
9000 x 500000
4500000000
5430 x 10
Mental math
54300
60 + 120
180
3 x 365
1095
281 - 343
-62
4500 x 34000
153000000
50000000000000000000000000000 x 100000000000000000000000000000000000000000000000000
Mental math
5e+78