Page 63 - ICSE Math 2
P. 63
2. Observe the given numbers and fi ll in the boxes by skip coun ng.
(a) 205 207 209
(b) 150 153 156
(c) 730 735 740
(d) 825 835 845
3. Add using the expanded form.
T O Expanded form T O
(a)
3 6 +
+ 4 5 + + +
+
So, 36 + 45 = .
T O Expanded form T O
(b)
6 2 +
+ 2 8 + + +
+
So, 62 + 28 = .
4. Choose the correct answer.
(a) 56 + 23 = __________
(i) 79 (ii) 68 (iii) 78 (iv) 69
(b) 18 + 64 + 12 = __________
(i) 47 (ii) 94 (iii) 75 (iv) 65
(c) The next term in the series 444, 448, 452 is __________.
(i) 454 (ii) 456 (iii) 458 (iv) 460
(d) The next term in the series 500, 600, 700, 800 is __________.
(i) 400 (ii) 990 (iii) 900 (iv) 90
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