8乘{3/8+1/27}+19/27 咋算要简便

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8乘{3/8+1/27}+19/27咋算要简便8乘{3/8+1/27}+19/27咋算要简便8乘{3/8+1/27}+19/27咋算要简便=8×3/8+8×1/27+19/27=3+(8/27+19/

8乘{3/8+1/27}+19/27 咋算要简便
8乘{3/8+1/27}+19/27 咋算要简便

8乘{3/8+1/27}+19/27 咋算要简便
=8×3/8+8×1/27+19/27
=3+(8/27+19/27)
=3+1
=4