0.8+0.4=
\( 0.8+0.4= \)
\( 1-0.2= \)
\( 10.6+4.5= \)
\( 12.3-5.4= \)
\( 1.5-0.7= \)
1.2
0.8
15.1
6.9
0.8
\( 1.6+0.5= \)\( \)\( \)\( \)
\( 16.1-4.7= \)
\( 20.2-10.4= \)
\( 2.2-1.5= \)
\( 24.2-3.7= \)
2.1
11.4
9.8
0.7
20.5
\( 30.4-12.6= \)
\( 8.4-5.6= \)
\( \text{15}.6+7.8= \)
\( \text{20}.2+8.8= \)
17.8
2.8
23.4
29