在366000中,两个6所表示的数相差多少
equation:x=60000-6000
54000
小王和7名同学参加一次同学聚会,见面时,每两个都要握一次手,一共要握多少次.
equation:x=7*(7+1)/2
28
一商店上午卖出340个贝壳,下午卖出270个贝壳,上午和下午共卖出多少个?
equation:x=340+270
610
一个木工锯一根长22米的木料,他先把一头损坏的部分锯下来2米,然后锯了4次,锯成同样长的短木条,每根短木条长多少米.
equation:x=(22-2)/(4+1)
4
小明每天坚持做25道数学题,五月份他共做多少道数学题?
equation:x=25*31
775
一个圆的面积扩大了9倍,它的周长扩大多少倍
equation:x=3
3
25乘4的积与5乘多少的积相等.
equation:x=25*4/5
20
5米长的铁丝,第一次用去总长度的20%,第二次用去(1/2)米,还剩下多少米.
equation:x=5*(1-20%)-(1/2)
3.5
one number is 11 more than another number. Find the two numbers if three times the larger exceeds four times the smaller number by 4.
unknown values: x,y
equation: x=y+11
equation: 3*x=4*y+4
answer: {40;29}
One number is 3 less than a second number. Twice the second number is 12 less than 5 times the first. Find the two numbers.
unknown values: x,y
equation: x + 3 = y
equation: 2*y + 12 = 5*x
answer: 6; 9