计算
0.63÷21=
8.7÷0.03=
0.91÷13=
0.45×6=
56÷8=
0.65×8=
0.84÷0.21=
0.28×50=
1.08÷0.36=
3−0.8=
6.3+0.08=
63÷9=
5.38÷0.02=
7.2×0.5=
0.36×40=
3.6×0.2=
4.4÷11=
7.2+0.09=
4.92÷3=
19.2÷12=
8.8×0.5=
0.9−0.08=
5.3−0.2=
9.6÷24=
6.7−6=
9.6−8.7=
21.6÷18=
32.5×2=
0.84÷28=
6.4−0.7=
4.7×0.02=
0.55×4=
8−7.56=
8.6+5.7=
0.96÷0.24=
5.4−0.2=
0.42+3.58=
4.3−0.6=
7.52÷2=
0.63÷21=
8.7÷0.03=
0.91÷13=
0.45×6=
56÷8=
0.65×8=
0.84÷0.21=
0.28×50=
1.08÷0.36=
3−0.8=
6.3+0.08=
63÷9=
5.38÷0.02=
7.2×0.5=
0.36×40=
3.6×0.2=
4.4÷11=
7.2+0.09=
4.92÷3=
19.2÷12=
8.8×0.5=
0.9−0.08=
5.3−0.2=
9.6÷24=
6.7−6=
9.6−8.7=
21.6÷18=
32.5×2=
0.84÷28=
6.4−0.7=
4.7×0.02=
0.55×4=
8−7.56=
8.6+5.7=
0.96÷0.24=
5.4−0.2=
0.42+3.58=
4.3−0.6=
7.52÷2=
答案
0.63÷21=0.03
8.7÷0.03=290
0.91÷13=0.07
0.45×6=2.7
56÷8=7
0.65×8=5.2
0.84÷0.21=4
0.28×50=14
1.08÷0.36=3
3−0.8=2.2
6.3+0.08=6.38
63÷9=7
5.38÷0.02=269
7.2×0.5=3.6
0.36×40=14.4
3.6×0.2=0.72
4.4÷11=0.4
7.2+0.09=7.29
4.92÷3=1.64
19.2÷12=1.6
8.8×0.5=4.4
0.9−0.08=0.82
5.3−0.2=5.1
9.6÷24=0.4
6.7−6=0.7
9.6−8.7=0.9
21.6÷18=1.2
32.5×2=65
0.84÷28=0.03
6.4−0.7=5.7
4.7×0.02=0.094
0.55×4=2.2
8−7.56=0.44
8.6+5.7=14.3
0.96÷0.24=4
5.4−0.2=5.2
0.42+3.58=4
4.3−0.6=3.7
7.52÷2=3.76
8.7÷0.03=290
0.91÷13=0.07
0.45×6=2.7
56÷8=7
0.65×8=5.2
0.84÷0.21=4
0.28×50=14
1.08÷0.36=3
3−0.8=2.2
6.3+0.08=6.38
63÷9=7
5.38÷0.02=269
7.2×0.5=3.6
0.36×40=14.4
3.6×0.2=0.72
4.4÷11=0.4
7.2+0.09=7.29
4.92÷3=1.64
19.2÷12=1.6
8.8×0.5=4.4
0.9−0.08=0.82
5.3−0.2=5.1
9.6÷24=0.4
6.7−6=0.7
9.6−8.7=0.9
21.6÷18=1.2
32.5×2=65
0.84÷28=0.03
6.4−0.7=5.7
4.7×0.02=0.094
0.55×4=2.2
8−7.56=0.44
8.6+5.7=14.3
0.96÷0.24=4
5.4−0.2=5.2
0.42+3.58=4
4.3−0.6=3.7
7.52÷2=3.76
填空
三角形
底/m:8,0.14,25,1,,2
高/m:2.5,0.7,
,16,1.5,
面积/m²:,,,,15,0.1
平行四边形
底/cm:99,0.7,9.6,12.5,,8
高/cm:10,0.4,
,2.5,4,
面积/cm²:,,,,10,20
三角形
底/m:8,0.14,25,1,,2
高/m:2.5,0.7,
面积/m²:,,,,15,0.1
平行四边形
底/cm:99,0.7,9.6,12.5,,8
高/cm:10,0.4,
面积/cm²:,,,,10,20
答案
三角形部分
$8×2.5÷2=10$
$0.14×0.7÷2=0.049$
$25×16÷2=200$
$1×1.2÷2=0.6$
$15×2÷1.5=20$
$0.1×2÷2=0.1$
三角形空缺依次为:面积$\boldsymbol{10}$、$\boldsymbol{0.049}$、$\boldsymbol{200}$、$\boldsymbol{0.6}$,底$\boldsymbol{20}$,高$\boldsymbol{0.1}$
平行四边形部分
$99×10=990$
$0.7×0.4=0.28$
$9.6×2.5=24$
$12.5×1.6=20$
$10÷4=2.5$
$20÷8=2.5$
平行四边形空缺依次为:面积$\boldsymbol{990}$、$\boldsymbol{0.28}$、$\boldsymbol{24}$、$\boldsymbol{20}$,底$\boldsymbol{2.5}$,高$\boldsymbol{2.5}$
$8×2.5÷2=10$
$0.14×0.7÷2=0.049$
$25×16÷2=200$
$1×1.2÷2=0.6$
$15×2÷1.5=20$
$0.1×2÷2=0.1$
三角形空缺依次为:面积$\boldsymbol{10}$、$\boldsymbol{0.049}$、$\boldsymbol{200}$、$\boldsymbol{0.6}$,底$\boldsymbol{20}$,高$\boldsymbol{0.1}$
平行四边形部分
$99×10=990$
$0.7×0.4=0.28$
$9.6×2.5=24$
$12.5×1.6=20$
$10÷4=2.5$
$20÷8=2.5$
平行四边形空缺依次为:面积$\boldsymbol{990}$、$\boldsymbol{0.28}$、$\boldsymbol{24}$、$\boldsymbol{20}$,底$\boldsymbol{2.5}$,高$\boldsymbol{2.5}$
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