Rounding off

(Round off to nearest 100s) 856 + 652 =

• 860 + 650 = 1510

• 800 + 600 = 1400

• 900 + 700 = 1600

If the digit being rounded off is followed by number 0, 1, 2, 3, 4, so _____________ the digit.

• round up

• round down

Round off 72.63 to the nearest tenth.

• 72.6

• 72.60

• 72.7

• 73

Round off and add 115 + 360 =

(a)  

Round off 108.76 to the nearest whole number.

• 109

• 110

• 100

• 108

__________ means making a number simpler but keeping its value close to what it was.

• Ordering

• Comparing

• Rounding

Round 72 957 to the nearest thousand.

• 70 000

• 72 900

• 72 000

• 73 000

Round off 3.581 to the nearest hundredth.

• 3.58

• 3.68

• 3.59

• 3.6

86 000 is a rounded number. What place value was this number rounded to?

• ten thousands

• thousands

• hundreds

• tens

Which of the following is true?

• 1.72 rounded to the nearest tenth is 1.7

• 2.62 rounded to the nearest tenth is 2.7

• 3.41 rounded to the nearest whole number is 4

• 10.231 rounded to the nearest hundredth is 10.22