Question

48乘以7加3乘以48=?,用简便方法计算

Answer 1

48乘以7加3乘以48=?,用简便方法计算

48（7+3）=480

48乘以0.025乘以12简便方法计算

48乘以0.025乘以12简便方法
=12×（4×0.025）×12
=12×0.1×12
=1.2×12
=1.2×（10+2）
=1.2×10+1.2×2
=12+2.4
=14.4

96乘以32加48乘136用简便方法计算

96×32+48×136
=96×32+48×2×68
=96×32+96×68
=96×(32+68)
=96×100
=9600

82乘以48加19乘以48减48简便方法

82x48+19x48-48
=（82+19-1）x48
=100x48
=4800

4.8乘以1加0.48乘以490加48乘以5用简便计算

4.8*1+0.48*490+48*5=4.8*1+4.8*49+4.8*50=4.8*(1+49+50)=4.8*100=480

48乘以23+48乘以26+51乘以26简便计算

48乘以23+48乘以26+51乘以26简便计算
48乘以23+48乘以26+51乘以26
=48*(23+26+26)+3*26
=48*85+78
=4080+78
=4158

48乘以125用简便方法怎么计算呢？

48乘以125用简便方法怎么计算
=8×125×6
=1000×6
=6000

155乘以16乘以7用简便方法计算

155×16×7
＝（155×2）×（8×7）
＝310×56
＝17360
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48乘以0.25乘以1.25（简便计算）

48×0.25×1.25
=（40+8）×0.25×1.25
=40×0.25×1.25+8×0.25×1.25
=12.5+2.5
=15

用简便方法计算7乘以30加上17乘以70

用简便方法计算7乘以30加上17乘以70
7乘以30加上17乘以70
=7*(30+170)
=7*200
=1400