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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: a) $2^{10}$ . 13 + $2^{10}$ . 65

Toán Lớp 6: a) $2^{10}$ . 13 + $2^{10}$ . 65

Comments ( 2 )

  1. $2^{10}$ * 13 + $2^{10}$ * 65
    = $2^{10}$ (13 + 65)
    = $2^{10}$ * 78
    = 1024 * 78 
    =79872

  2. $2^{10}$ . $13$ + $2^{10}$ . $65$ 
    = $2^{10}$ . ( $13$ +$65$ )
    = $2^{10}$ . $78$ 
    = $1024$ . $78$
    = $79872$
    $@Jim$

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222-9+11+12:2*14+14 = ? ( )