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Question Find the relationship between the numbers in the given statements and fill in the blanks appropriately.
(a) If 46 + 21 = 67, then,
67 – 21 = _______.
67 – 46 = _______.
If 46 + 21 = 67 then,
67-21 = 46.
67-46 = 21.
(b) If 198 – 98 = 100, then,
100 + _______ = 198.
198 – _______ = 98.
Solution:
If 198-98 = 100, then,
100 + 98 = 198.
198 – 100 = 98.
(c) If 189 + 98 = 287, then,
287 – 98 = _______.
287 – 189 = _______.
Solution:
If 189 + 98 = 287 then,
287 – 98 = 189.
287 – 189 = 98.
(d) If 872 – 672 = 200, then,
200 + _______ = 872.
872 – _______ = 672.
Solution:
If 872 – 672 = 200 then,
200 + 672 = 872.
872 – 200 = 672.