=
1.2÷=
×0.375=
0.3×=
7.2×-2.8÷4
87×
13.5:27
12:
0.6千克:5克
2.36-0.87= 8.8+1.59= ×4÷×4=
3÷30%= 1.75÷0.4= +-=
+= -= 2.4×= ÷=
90%×90 =
56÷7% =
200÷20% =
0.6÷3% =
2000×3.15% =
0.72÷6% =
20×35% =
1.5÷50% =
70×(1-85%)=
×= += ×= 14÷=
÷= 0×= ×1.2×1.4= 15-=
3.14×5= 3.14×7= 3.14×= 3.14×=
①2021÷1.25÷
②5.74×12.5%+1.26÷8+
③(-0.6)÷(-)
④0.8÷[(+)×]