Solve the following using properties of distributive addition and subtraction.
I) 987×10×503-483×9870
II) 229×1500
III) 337×2900
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Answer:
Step-by-step explanation:
1) 9870 x 503 - 483 x 9870
= 9870 (503-483)
= 9870 x 20
= 197400
2) 229 x (1000 + 500)
= 229 x 1000 + 229 x 500
= 343500
3) 337 (3000 - 100)
= 337 x 3000 - 337 x 100
= 1011000 - 33700
= 977300
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