8.4 × 6.5 + 4.6 × 11.5 = ? ÷ 4
Let the missing number be x.
8.4 × 6.5 + 4.6 × 11.5 = x ÷ 4
54.6 + 52.9 = 4x
107.5 = 4x
x = 107.5/5
x = 430
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