Question

choose the number that is equal to 3.4 when rounded to the nearest whole number. ( ) 3.69 4.44 ( ) 3.45 4.49 ( ) 3.35 4.39 ( ) 3.64 4.54

Explanation:

Step1: Recall rounding rule

To round to the nearest whole number, look at the tenths digit. If it is ≥5, round up; if <5, round down.

Step2: Round option 1

340.11: Tenths digit 1 <5, so round to 340.

Step3: Round option 2

344.931: Tenths digit 9 ≥5, so round to 345.

Step4: Round option 3

341.688: Tenths digit 6 ≥5, so round to 342.

Step5: Round option 4

340.811: Tenths digit 8 ≥5, so round to 341.

Answer:

340.811