(iv)
23.71x23-71-16-29x16.29
0.742
Answers
Answered by
1
23.71×23.71-16.29×16.29
——-------------------------------
0.742
(23.71 +16.29) (23.71-16.29)
---------------------------------------
0.742
(40.00) (7.42)
---------------------
0.742
40×7420
--------------
0742
=40 ×10=400
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