\(a.3.125.121.8\)
\(=375.121.8\)
\(=45375.8\)
\(=363000\)
\(b.37.64+37.36\)
\(=37.\left(64+36\right)\)
\(=37.100=3700\)
\(c.3.25.8+4.37.6+2.38.12\)
\(=600+888+912=2400\)
câu d là j e ghi rõ cho cj nha
Tính nhanh:
a) 23.56 + 56.77;
b) 32.19 + 32;
c) 35.34 + 35,86 + 65.75 + 65.45;
d) 43.17 + 29.57 + 13.43 + 57;
e) 3.25.8+4.37.6 + 2.38.12
f) 64.16+81.84+17.16
Tính nhanh:
a) 23.56 + 56.77;
b) 32.19 + 32;
c) 35.34 + 35,86 + 65.75 + 65.45;
d) 43.17 + 29.57 + 13.43 + 57;
e) 3.25.8+4.37.6 + 2.38.12
f) 64.16+81.84+17.16
Tính nhanh: 3.25.8+4.37.6 + 2.38.12.
Tính nhanh:
3.25.8+4.37.6+2.38.12
Tính nhanh:
a) 246+58+54+242
b)11+12+13+....+17+18+19
c)64.16+81.84+17.16
d)3.25.8+4.37.6+2.38.12
a) 274+(158+26) b) 29+132+237+868+163 c) 98.31+62 d) 10+11+12+13+...+99 f) (1+3+5+7+... + 217) (135135.137 - 135.137137 e) 3.25.8+4.37.6+2.38.12
Đề bài : Tính nhanh
a) 35.34+35.86+65.75+65.75
b) 3.25.8+4.37.6+2.38.12
c) 66.25+5.66+66.14+33.66
d) 48.19+48.115+134.52
MN GIÚP MK VS MIK ĐANG CẦN GẤP
tính nhanh :
a, 23,56 + 56,77
b, 32,19 + 32
c, 35,34 + 35,86 + 65,75 + 65,45
d, 43,17 + 29,57 + 13,43 + 57
e, 3.25.8 + 4.37.6 + 2.38.12
f, 64,16 + 81,84 + 17,16
3.25.8+4.37.6+2.38.12 = ?
