Trim a decimal to 2 places Bigquery -


i running query runs sum function , divides number. values 0.0904246741698848, , 1.6419814808335567. want these decimals trimmed 2 spaces past decimal point. schema float. here code. help. 

#standardsql select   serial,   max(createdat) latest_use,   sum(connectiontime/3600) total_hours,   count(distinct deviceid) devices_connected `dataworks-356fa.firebasearchive.firebase_connectioninfo` peripheraltype = 1 or peripheraltype = 2 or peripheraltype = 12 group serial order latest_use desc 

#standardsql `data` (   select 0.0904246741698848  val union   select 1.6419814808335567  ) select val, round(val, 2) rounded_val `data`

for example, assuming want apply total_hours column :

#standardsql select   serial,   max(createdat) latest_use,   round(sum(connectiontime/3600),2) total_hours,   count(distinct deviceid) devices_connected `dataworks-356fa.firebasearchive.firebase_connectioninfo` peripheraltype = 1 or peripheraltype = 2 or peripheraltype = 12 group serial order latest_use desc

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