10*10*10*100
=10 x 10 x 10 x 100
= 100 x 10 x 100
= 1000 x 100
= 100000
10x10x10x100
=100x10x100
=1000x100
=100000
10 + 10 + 100+ 10 + 10+ 10 +10=?
10+10+10+10+10-50+100-50=?
10 +10-10+10-20+100 =???
tính nhanh:
100 + 100 + 100 + 100 x 10 + 100 x 10
tìm x :
\(x.10=100\) ; x + 10 x 10 = 100
tính nhanh:
10 + 100 + 10 + 100
10 cộng 10 nhân 100 công 100 bằng ?
10*10=?
10*20=?
10*30=?
10*40=?
10*50=?
10*60=?
10*70=?
10*80=?
10*90=?
10*100=?
Tính giá trị của biểu thức:
a) 90 – ( 30 – 20) = ..........................
= ..........................
90 – 30 – 20 = ..........................
= ..........................
b) 100 – (60 + 10) = ..........................
= ..........................
100 - 60 + 10 = ..........................
= ..........................
c) 135 – (30 + 5) = ..........................
= ..........................
135 – 30 – 5 = ..........................
= ..........................
d) 70 + (40 – 10) = ..........................
= ..........................
70 + 40 – 10 = ..........................
= ..........................
