CTET Class I to V 9 Jan 2023 Paper
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Question : 53 of 150
Marks:
+1,
-0
When asked to find out 354 + 99, a primary grade student, solves it in the following way :
354 + 99 = 354 + 99 + 1 - 1 = 354 + 100 - 1 = 454 - 1 = 453
The strategy used by the student to find the sum is known as
354 + 99 = 354 + 99 + 1 - 1 = 354 + 100 - 1 = 454 - 1 = 453
The strategy used by the student to find the sum is known as
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