Tính nhanh: 25 × 8 + 4 × 125

Question

Tính nhanh:
25 × 8 + 4 × 125

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King 4 years 2020-10-24T11:16:24+00:00 2 Answers 72 views 0

Answers ( )

  1. Verity
    0
    2020-10-24T11:18:14+00:00
    Reply

    25 x 8 + 4 x 125 = (25 x 8) + (4 x 125) = 200 + 500 = 700

     

  2. Calantha
    0
    2020-10-24T11:18:17+00:00
    Reply

    `25\times 8+4\times 125`

    `=25\times 4\times 2+8\times 125:2`

    `=100\times 2+1000:2`

    `=200+500=700`

     

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