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5.6×3.7-1.2×3.7+4.4×16.3简便运箅?
2个回答
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5.6×3.7-1.2×3.7+4.4×16.3简便运箅?
5.6×3.7-1.2×3.7+4.4×16.3
=(5.6-1.2)x3.7+4.4x16.3
=4.4x3.7+4.4x16.3
=4.4x(3.7+16.3)
=4.4x20
=88
5.6×3.7-1.2×3.7+4.4×16.3
=(5.6-1.2)x3.7+4.4x16.3
=4.4x3.7+4.4x16.3
=4.4x(3.7+16.3)
=4.4x20
=88
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