20of 10% + 40%of 20 - 90% of 20
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10/100× 20 + 40/100× 20 - 90/100 ×20
2 + 8 - 18
10 - 18
-8
Answered by
0
Answer:
20/100×10+40/100×20-90/100×20
2+8-18
10-18
-8
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