0.5÷5%=
0.5+2%=
90%+36=
3.14×2=
×60%
75÷()
27×()
36×()= ÷3= 25%+(-12.5%)÷=
25%× + ×25%
( - )×48
12×( +)
2.8×25+12×2.5
2.1×
×2015
×34×7×
101×-
90%×90 =
56÷7% =
200÷20% =
0.6÷3% =
2000×3.15% =
0.72÷6% =
20×35% =
1.5÷50% =
70×(1-85%)=
①6.4×2.5×1.25
②8.5×98%
③÷4+×
④×
①
②
③
④
⑤
⑥
①2021÷1.25÷
②5.74×12.5%+1.26÷8+
③(-0.6)÷(-)
④0.8÷[(+)×]