Lowe’s has DEWALT 7-1/4-in 24-Tooth Tungsten Carbide-Tipped Steel Circular Saw Blade (DWA171424L) for $4.98 w/ free store pickup. Check nearby stores if price shows $9.98.
notes: this seems to be Lowe’s specific model
also avail: IRWIN Marathon 7-1/4-in 24-Tooth Segmented Carbide Circular Saw Blade $4.98 – free shipping is avail