5.1 rounding

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 1

program for the next weeks

this week chapter 5.1 and (partly) 5.4

next week recap chapter 3.4 and 3.5

 around two weeks - TEST - 3.4 , 3.5 , 5.1 and 5.4 ( 3 x )

after this lesson i can..

round off to the nearest thousands, hundreds, tens

round off to the nearest tenths, hundredths, thousandths, 

rounding

why use rounding

me and 6 friends hired a bowling ally for one hour for 12,50 euro

12,50 / 6 = 2,08333333333333........ euro

40,675,80

Tekst

examples

15,9 to ones --> 16                   1951.4 to hundreds --> 2000

15, 4 to ones --> 15.                 12.001 to. hundredths --> 12.00

 

10.45 to tenths --> 10.5

round of to tens
429. 03

round off to hundredths
12.095

round off to tenths
128.04

round off to hundreds
47.0

the distance to the next exit on the highway can be .......

1. 1120 Meter
2. 1150 Meter
3. 1215 Meter
4. 1250 Meter

homework

exercise 16 ,17 ,18 ,19 ,20 from chapter 5.1 on page 187-188