Mental Math
10 x 77
770
95 x 67
7000
2365 x 580
1,371,700
Write in scientific notation 3000
3 x 10 3
23
8
20 x 51
1020
44.25 x 142
4000
403 x 585
235,755
Write in standard form 6 x 10 8
600,000,000
Square root of 25
5
10,000 x 0.02
200
$847.69 x 293
$240,000
470 x 1211
569,170
Write in standard form 4.015 x 105
401,500
64
1,296
1000 x 12.0006
12,000.6
925 x 376
360,000
25,097,600
Write in scientific notation
874,300,000
8.743 x 10 8
Square root of 121
11
3000 x 50.123
150,369
5847 x 219
1,200,000
4003 x 4203
16,824,609
Write in scientific notation
2,165,000
2.165 x 106
93
729