Questions
- Use a calculator to find;
- 8754.3 x 53.84
- 0.8341 + 8.72
- Hence find:
- Express the recurring decimal below to a fraction 5.72 and leaving your answer in the form a/b where a and b are whole numbers
- Evaluate:- 0.38 x 0.23 x 2.7 without using tables or a calculator
- Without using mathematical tables or calculator, evaluate:
Leaving the answer as a fraction in its simplest form. - Find without using a calculator, the value of :
Answers
-
- 471331.512
- 7.273352
- 40.16649692
- Let r = 5.722222………………..
10r = 57.22222……………….
100r = 572.22222…………..
100r = 572.2222……………
10r = 57.222 ………….
90r = 515 - 38 x 23 x 27 x 100 x100000
114 x 575
= 36 For elimination of decimals For correct answer only - 84 x 132 x 35
287 x 560
= 99/41 - 12 x 0.25 – 12.4 ÷ 0.4 x 3
⅛ of 2.56 + 8.68
3 – 31 x 3
0.32 + 8.68
-90/9
= -10
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