Question

EXERCISE 9E
Multiply:
21 21.05 x 0.8
3. 19.2 x 0.06
7 1.57 x 0.00
Y. 1.13 x 0.7
6, 89.65 x 6.8
5. 83.7 x 5.9
11. 0.3 x 0.42
10.
25.3 x 16.7
9. 23.02 x 49.3
13.
0.1 x 0.02 x 0.003 x 0.004
12. 0.02 x 0.03 x 0.0001
124​

Answer 1

Step-by-step explanation:

21.05 x 0.8=16.84

19.2x0.06=1.152

1.57x0.00=0

1.13x0.7=0.791

89.65x6.8=609.62

83.7x5.9=493.83

0.3x0.42=0.126

25.3x16.7=422.51

23.02x49.3=1134.886

0.1x0.02x0.003x0.004=0.00000024

the other 2 Idk

hope it helps!!!