Слайд 2
![Ahmad has 418 songs on his MP3 player. He divides](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/139526/slide-1.jpg)
Ahmad has 418 songs on his MP3 player.
He divides the songs
into 11 equal groups. About how many songs are in each group?
Слайд 3
![Estimate: 5,90 6 = 6,00 6= Estimate: 867 9= Numbers](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/139526/slide-2.jpg)
Estimate: 5,90 6 =
6,00 6=
Estimate: 867 9=
Numbers that are easy to
compute mentally.
1,00
900
9 =
100
Слайд 4
![Estimate 632 8 7,124 8 600 8 = 80 7,200 8 = 900](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/139526/slide-3.jpg)
Estimate
632 8
7,124 8
600
8 =
80
7,200
8 =
900
Слайд 5
![Estimate 513 5 3,98 8 500 5 = 100 4,00 8 = 500](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/139526/slide-4.jpg)
Estimate
513 5
3,98 8
500
5 =
100
4,00
8 =
500