Class 5 1 and Class 2 went to collect tree species. Class 5 1 collected 1.29 kilograms. Class 5 2 collected 0.35 kg less than Class 5 1. How many kilograms did the two classes collect in total?
五1班和2班去采集树种，五1班班采集了1.29千克，五2班比五1班少采集0.35千克，两班一共采集多少千克？
<gadget id="calculator">1.29 - 0.35</gadget>
<output>0.94</output>

<gadget id="calculator">0.94 + 1.29</gadget>
<output>2.23</output>

<result>2.23</result>