Question

Alia climbed 445 stairs and took a break. She then climbed another 375 stairs. How many stairs did Alia climbed in all? In words. example, number of stairs climbed.​

Answer 1

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★ Given :-

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• Alia climbed 445 stairs and took break.
• She then climbed another 375 stairs.

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★ To Find :-

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• How many stairs did Alia climbed in all. ( in word problem )

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★ Answer :-

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$\sf{No \: of \: stairs \: Alia \: climbed \: at \: first = 445 \: stairs } \\ { \underline{\sf{ No \: of \: stairs \: Alia \: climbed \: at \: the \: last = 375 \: stairs \: \: \: \: \: \: }}} \\ \sf{Total \: no \: of \: staira \: Alia \: climbed \: in \: all = 820 \: stairs\: \: \: \: \: \: \: \: \: }$

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Therefore, Alia climbed 820 stairs.

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★ Note :-

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• No means Number

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Answer 2

No.of stairs Alia climbed first = 445
No.of stairs she climbed later = 375
Total no.of stairs = 445
+375
———
820