Answer:
1. 6.18
× 45
-----------
3090
+ 2 4 7 2
----------------
= 2 7 8.10
2. 3.42
× 3 .32
-----------------
684
1 0 2 6
+ 1 0 2 6
------------------
= 11.3544
3. 1.8
× 2 .38
---------------
1 4 4
5 4
+ 3 6
----------------
= 4 .2 8 4
4. 5 .6 3
× 2 .1 2
-------------------
1 1 2 6
5 6 3
+ 1 1 2 6
------------------
= 1 1. 9 3 5 6
5. 0. 72
× 0.45
--------------
3 6 0
+ 2 8 8
------------------
= .324 0 or 0.3240
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