các bai toán tiếng anh

Write and calculate:

985 344 123 + 1 004 932

• 986 349 055

• 986 349 155

• 986 348 055

• 985 349 055

Write and calculate:

998 567 + 125 666

• 1 124 233

• 1 124 223

• 124 233

• 134 233

Write and calculate:

895 659 233 - 123 998

(a)  

Rounding these number to nearest hundred thousand place :

678 999 000

(a)  

Rounding these number to nearest thousand place :

986 333 124

(a)  

Rounding these number to nearest ten thousand place :

986 555 345

• 986 550 000

• 986 560 000

• 986 600 000

• 986 556

Rounding these number to nearest millions place :

345 890 123

• 346 000 000

• 345 000 000

• 355 000 000

• 345 900 000

In ascending order :

75 192 201 , 77 182 102 , 75 292 201 , 75 082 201 , 76282 301 .

• 75 082 201 , 75 192 201 , 75 292 201 , 76 282 301 , 77 182 102 .

• 77 182 102 , 76 282 301 ,75 292 201 , 75 192 201 , 75 082 201

With : width = 3cm and length = 42cm , The perimeter of the rectangle ?

• 90 cm

• 90 cm²

• 126 cm

• cm²

With : width = 45 m and length = 4 m , The perimeter of the rectangle ?

• 180 m

• 180 cm²

• 98 cm²

• 98 m