120 ICSE Understanding Mathematics - VI
3. Simplify the following:
2 1 3
+2.
-
2 4
(in 33 +2 +2 in) +
(1) 1
9
6
1
3
7
2
7
(iv) 155
6
S
5
13
6
(0) 1 2 +1; (vi) 3-1
20 5
14 6
15
3
4. (1) What number should be added to
to get 2?
2
12
8
(ii) What number should be subtracted from 5 to get 1
5
13
?
3. Simplify the following:
2 1 3
+2.
-
2 4
(in 33 +2 +2 in) +
(1) 1
9
6
1
3
7
2
7
(iv) 155
6
S
5
13
6
(0) 1 2 +1; (vi) 3-1
20 5
14 6
15
3
4. (1) What number should be added to
to get 2?
2
12
8
(ii) What number should be subtracted from 5 to get 1
5
13
?
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Answer:
Mathematical Operations Practice Questions section is below. Here, the four fundamental operations — addition, subtraction, multiplication and division and also statements such as less than, ‘greater than’, ‘equal to’, ‘not equal to1, etc. are represented by symbols, different from the usual ones. The questions involving these operations are set using artificial symbols. The candidate has to substitute the real signs and solve the questions accordingly, to get the answer