53
It is about: 32/4 = 8
Yes.
5.15
6 divided by 8 = 3/4
24/8 = 3 so 240/8 = 30.That leaves a remainder of 4 and 4/8 = 0.5 So the answer is 30.5: exact answer, no need for estimate. No sweat!
213
21.75
16.75
23
It is about: 32/4 = 8
4 is the exact answer.
Yes.
0.0435
41.25
To estimate (-98.6) divided by (3.8), you can round (-98.6) to (-100) and (3.8) to (4). Dividing these rounded numbers gives (-100 \div 4 = -25). Therefore, a reasonable estimate for the problem is approximately (-25).
0 + 213 0 + 0 + 213 1 + 212 1 + 1 + 211
41.25