Answers

2015-07-14T23:11:50+05:30
19 tens means ten times none or nomen times ten. So- 19×10= 190 and ten times one is 10×1=10.
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2015-07-15T11:02:41+05:30
are simple ya 19 tens is 19*10=190
10 ones is 10*1=10 itself
                             hope it helps you
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