0.8+0.4=
\( 0.8+0.4= \)
\( 1-0.2= \)
\( 20.2-10.4= \)
\( 1.5-0.7= \)
\( 16.1-4.7= \)
1.2
0.8
9.8
0.8
11.4
\( 10.6+4.5= \)
\( 30.4-12.6= \)
\( 2.2-1.5= \)
\( 24.2-3.7= \)
\( 1.6+0.5= \)\( \)\( \)\( \)
15.1
17.8
0.7
20.5
2.1
\( \text{15}.6+7.8= \)
\( \text{20}.2+8.8= \)
\( 8.4-5.6= \)
\( 12.3-5.4= \)
23.4
29
2.8
6.9
0.58
\( \begin{aligned} &0.96 \\ +& \\ &0.58 \\ &\underline{\phantom{776}} & \\ \end{aligned} \)
\( 10.04+3.08= \)
1.54
10.46
13.12
13.29
1.52