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Make a 10 or 100 to subtract mentally 76_59
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5 votes
Make a 10 or 100 to subtract mentally 76_59

User Ines Tlili
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2 Answers

5 votes
76-59=70+6-(60-1)=70+6-60+1=70-60+6+1=10+6+1=10+7=17
User Jeon
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3 votes
17 is the answer. Hope i could help!
Thunderclan89
User Gurjeet
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