526-198=
0.32×2.5=
n×n=
0.32=
24×+=
2.6+1.98=
-=
1.6÷25%=
8×7×1.25= 2─=
32 + 42= 3.25÷0.25 =
2.05×4= 0.14÷0.2 = 0.5²=
420+590= 72÷3= 0.8×4=
0.24+0.8= 1.1-0.11= 3.2+0.15= 0÷4.5=