Among the 36 operations announced by Hezbollah, 5 of them included strikes against Merkava tanks. Additionally, an operation targeting a Merkava tank from the previous day was announced as well.
Five of the tanks were destroyed by Hezbollah’s anti-tank guided missiles (ATGMs), including one destroyed in the border village of Rub al-Thalathine on Monday. 
Another tank was destroyed by Hezbollah fighters between Rub al-Thalathine and al-Taybeh on Tuesday, however, the Resistance did not specify the mode via which it was targeted. 
The rest of the tanks were destroyed on the outskirts of Odeissah, Misgav Am, and the outskirts of al-Taybeh.

Al Mayadeen

Update: Today, Hezbollah announced a record of 39 operations, and a record of six tanks destroyed in one day (two in “Misgav Am” and four in southern Lebanon).
Today also, 16 rocket barrages rained down on military gatherings, 6 barrages rained on settlements, and 5 barrages on strategic military facilities inside occupied Palestine.
For comparison, last week, 9 tanks and 4 bulldozers were destroyed. In addition, Hezbollah has downed 4 Elbit Systems Hermes drones in the five days. RNN video