Question

aaa + aa + a +a+a = 1000

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Answer 1

Trả lời : 988+10+1+1=1000

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Answer 2

aaa+aa+a+a+a=1000

(a x 100 + a x 10 + a) + (a x 10 + a) + a + a + a = 1000

a x 100 + a x 20  + a x 5 = 1000

a x 125 = 1000

a = 1000 : 125

a = 8