950 x 10. 9500!
68/1000 = 0.068
The estimate would be 110. This is so because if you round 43, you get 40. I'd you round 68, you get 70. 40+70=110.
33
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Estimate: 68-14 = 54 Reality: 67.5-13.7 = 53.8
68
Estimate: 40 times 70 = 2800 Actual: 2924
41% of 950= 41% * 950= 0.41 * 950= 389.5
15% of 950= 15% * 950= 0.15 * 950= 142.5
Since 2.09 is about 2, and 68 is close to 70, you can estimate that 2.09 * 68 is about 2 * 70 = 140. As the exact calculation below shows, this is true.
950