ทศนิยม ม.1

( 2.753 + 86.095 ) - 27.1493 =?

(-15.3248) - (-11.25017) = ?

( 21.038 - 14.458 ) - 20.13 = ?

0.0096 + 96.0096 + 0.96 = ?

 $4.05\times1.5\ =?$  

 $3.36\ \div\ 12\ =\ ?$  

 $138.4\div0.32\ =\ ?$  

 $\left(0.04\times6.25\right)+\left(-8.216\right)=?$  

 $\left(15.015\div0.15\right)\times\left(1.854\div0.9\right)\ =\ ?$