67x102用簡便方法計算方式有:
100×67+2×67=6834
67×(100+2) =67×100+67×2 =6700+134 =6834
100×67=67×(100+2)=6700+134=6834
67×102=67×100+67×2=6700+134=6834
六年級簡便方法計算例題30題:
25x8=25x4x2=100x2=200
102x99=102x(100-1)=102x100-102x1=10200-102=10098
382x101-382=382x101-382x1=382x(101-1)=382x100=38200
35x8-4x35=35x(8-4)=35x4=140
136x101-136=136x101-136x1=136x(101-1)=136x100=13600
4600/25/4=4600/(25x4)=4600/100=46
25x15x4=25x4x15=100x15=1500
99x126=126x(100-1)=126x100-126x1=12600-126=12474
120÷(3分之1-4分之1)=120÷(12分之4-12分之3)=120÷12分之1=120×12=1440
10.1×89-8.9=101x8.9-8.9x1=8.9x(101-1)=8.9x100=890
9.07-22.78÷3.4=9.07-6.7=9.07-(7-0.3)=9.07-7+0.3=2.07+0.3=2.37
5+7×(8+12)÷(4-2)=5+7×20÷2=5+70=75
16x4+16x6x16=16x4+96x16=16x(4+96)=16x100=1600
7/25×4/9+7/25×5/9 =7/25×(4/9+5/9)=7/25×1=7/25
60×(1/12+1/15+1/4) =60×1/12+60×1/15+60×1/4=5+4+15=24
(5/12-3/8)×72 =5/12×72-3/8×72=30-27=3
6/7-5/24÷7/12 =6/7-5/24×12/7=12/14-5/14=7/14=1/2
[3/4×(7/16-1/4)]÷9/13=3/4×(7/16-4/16)×13/9=1/4×3/16×13/3=13/64
2/3-7/8+1/3=(2/3+1/3)-7/8=1-7/8=1/8
5/6-(3/7-1/6)=(5/6+1/6)-3/7=1-3/7=4/7
1-1/3-2/3=1-(1/3+2/3)=1-1=0
1+3/5-1/10=1+6/10-1/10=1+1/2=1又1/2
3/8-12/13+5/8=3/8+5/8-12/13=1-12/13=1/13
1-(1/2-3/4)=1+3/4-2/4=1+1/4=5/4
1-1/2-1/4=1/2-1/4=2/4-1/4=1/4
2/7-8/9+5/7=(2/7+5/7)-8/9=1-8/9=1/9
2-1/4-3/4=2-(1/4+3/4)=2-1=1
1/2-(3/8-1/2)=1/2+1/2-3/4=1-3/8=5/8
2.64×1.7-2.64×0.7=2.64×(1.7-0.7)=2.64×1=2.64
31.5×1.07-3.15×0.7=3.15×10.7-3.15×0.7=3.15×(10.7-0.7)=3.15×10=31.5
67x102用簡便方法計算方式有:
100×67+2×67=6834
67×(100+2) =67×100+67×2 =6700+134 =6834
100×67=67×(100+2)=6700+134=6834
67×102=67×100+67×2=6700+134=6834
拓展資料:六年級簡便方法計算例題30題:
25x8=25x4x2=100x2=200
102x99=102x(100-1)=102x100-102x1=10200-102=10098
382x101-382=382x101-382x1=382x(101-1)=382x100=38200
35x8-4x35=35x(8-4)=35x4=140
136x101-136=136x101-136x1=136x(101-1)=136x100=13600
4600/25/4=4600/(25x4)=4600/100=46
25x15x4=25x4x15=100x15=1500
99x126=126x(100-1)=126x100-126x1=12600-126=12474
120÷(3分之1-4分之1)=120÷(12分之4-12分之3)=120÷12分之1=120×12=1440
10.1×89-8.9=101x8.9-8.9x1=8.9x(101-1)=8.9x100=890
9.07-22.78÷3.4=9.07-6.7=9.07-(7-0.3)=9.07-7+0.3=2.07+0.3=2.37
5+7×(8+12)÷(4-2)=5+7×20÷2=5+70=75
16x4+16x6x16=16x4+96x16=16x(4+96)=16x100=1600
7/25×4/9+7/25×5/9 =7/25×(4/9+5/9)=7/25×1=7/25
60×(1/12+1/15+1/4) =60×1/12+60×1/15+60×1/4=5+4+15=24
(5/12-3/8)×72 =5/12×72-3/8×72=30-27=3
6/7-5/24÷7/12 =6/7-5/24×12/7=12/14-5/14=7/14=1/2
[3/4×(7/16-1/4)]÷9/13=3/4×(7/16-4/16)×13/9=1/4×3/16×13/3=13/64
2/3-7/8+1/3=(2/3+1/3)-7/8=1-7/8=1/8
5/6-(3/7-1/6)=(5/6+1/6)-3/7=1-3/7=4/7
1-1/3-2/3=1-(1/3+2/3)=1-1=0
1+3/5-1/10=1+6/10-1/10=1+1/2=1又1/2
3/8-12/13+5/8=3/8+5/8-12/13=1-12/13=1/13
1-(1/2-3/4)=1+3/4-2/4=1+1/4=5/4
1-1/2-1/4=1/2-1/4=2/4-1/4=1/4
2/7-8/9+5/7=(2/7+5/7)-8/9=1-8/9=1/9
2-1/4-3/4=2-(1/4+3/4)=2-1=1
1/2-(3/8-1/2)=1/2+1/2-3/4=1-3/8=5/8
2.64×1.7-2.64×0.7=2.64×(1.7-0.7)=2.64×1=2.64
31.5×1.07-3.15×0.7=3.15×10.7-3.15×0.7=3.15×(10.7-0.7)=3.15×10=31.5