For problems 1-4, estimate the product. 1. 15 x 3.8 2. 7 x 4.22 3. 9.71 x 0.494 4. 211.3 x 8.429 For...

For problems 1-4, estimate the product.
1. 15 x 3.8
2. 7 x 4.22
3. 9.71 x 0.494
4. 211.3 x 8.429
For problems 5-8, insert a decimal point in each product to make the equation true.
5. 6.7 x 4.1 = 2747
6. 13.4 x 3.06 = 41004
7. 7.5 x 0.61 = 4575
8. 492.6 x 3.22 = 1586172
For problems 9-14, multiply.
9. 20 x 3.73
10. 1.9 x 320
11. 68.5 x 101.2
12. 26.994 x 6