Posted by Please Help on .
Find the product. Estimate to check.
0.12
X 04
_______
O.108 How do I estimate to check?
0.07
X 9.2
________
0.644 How do I estimate to check?
0.848
X 3.2
_________
2.7136 How do I estimate to check?
Choose the better estimate
22 X 0.6 a.(12) b.(1.2) I chose a
2.3 X 4.8 a.(10) b.(1.0) I chose a
0.82 X 6 a.(0.48) b.(4.8) I chose a
42 X 0.5 a. (20) b. (2.0) I chose a
Thank you
Thank you

5th grade Math 
PsyDAG,
For your first problem, what is 12 * 4? Correct your error. Is it supposed to be 4 or .04?
10 * .7
.9 * 3
Your third choice should be b, .8 * 6 is less than 6.
I hope this helps. Thanks for asking.