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Form 1 Mathematics Evaluation of Numerical Expressions Questions and Answers
Use the prime factors of 1764 and 2744 to evaluate
√
1764
3
√
2744
(4m 7s)
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1.
Without using tables evaluate
√
29.16
0.025
×
4.8
2.
Without using tables evaluate
√
153
×
0.18
0.68
×
0.32
3.
Without using mathematical tables evaluate
0.18
×
4
√
3.24
×
4
4.
Without using logarithm tables evaluate
√
384.16
×
0.0625
96.04
5.
Evaluate without using mathematical tables
√
0.0625
×
2.56
0.25
×
0.08
×
0.5
6.
Evaluate without using mathematical tables
1.9
×
0.032
20
×
0.0038
7.
Evaluate without using tables
100
[
√
0.0128
200
]
8.
Without using logarithm tables, evaluate
0.015
+
0.45
÷
1.5
4.9
×
0.2
+
0.07
giving the answer in decimal form.
9.
Express the numbers 1470 and 7056, each as a product of its prime factors. Hence evaluate
1470
2
√
7056
,leaving the answer in prime factor form.
10.
Without using mathematical tables or a calculator evaluate
3
√
675
×
135
√
2025
11.
Evaluate without using Mathematical tables or a calculator,
0.0084
×
1.23
×
3.5
2.87
×
0.056
expressing the answer as a fraction in its simplest form.
12.
Without using mathematical tables or calculators, evaluate
√
5184
6
×
-
18
÷
9
+
(
5
-
-
3
)
13.
Use the prime factors of 1764 and 2744 to evaluate
√
1764
3
√
2744
14.
Evaluate
√
0.0961
4.0836
-
3.7112
, correct to four decimal places, hence write the answer in standard form.
15.
Without using mathematical tables or a calculator, evaluate:
5.4
0.025
×
3.6
×
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