Let's solve each problem step by step, converting all measurements to the
same unit (preferably centimeters or millimeters) for easy comparison.
---
1. Ribbons – Order widths in ascending order
- Red ribbon: 30 cm
- Blue ribbon: 26 cm and 1 mm = 26.1 cm
- Green ribbon: 24 cm and 3 mm = 24.3 cm
Convert all to
cm:
- Red: 30.0 cm
- Blue: 26.1 cm
- Green: 24.3 cm
Now order
ascending (smallest to largest):
>
Green < Blue < Red
✔ Answer:
Green < Blue < Red
---
2. Pencils – Order lengths in descending order
- Mark’s pencil: 21 cm
- Tom’s pencil: 160 mm = 16 cm (since 10 mm = 1 cm → 160 ÷ 10 = 16)
- Jack’s pencil: 200 mm = 20 cm
Convert all to
cm:
- Mark: 21 cm
- Tom: 16 cm
- Jack: 20 cm
Descending order (largest to smallest):
>
Mark > Jack > Tom
✔ Answer:
Mark > Jack > Tom
---
3. Girls' hair – Order in descending order
- Stephanie: 45 cm
- Jemma: 400 mm = 40 cm (400 ÷ 10 = 40)
- Grace: 2 m = 200 cm (since 1 m = 100 cm)
Convert all to
cm:
- Stephanie: 45 cm
- Jemma: 40 cm
- Grace: 200 cm
Descending order:
>
Grace > Stephanie > Jemma
✔ Answer:
Grace > Stephanie > Jemma
---
4. Cans – Order heights in ascending order
- Orange can: 20 cm
- Green can: 300 mm = 30 cm (300 ÷ 10 = 30)
- Blue can: 25 cm
All in
cm:
- Orange: 20 cm
- Green: 30 cm
- Blue: 25 cm
Ascending order:
>
Orange < Blue < Green
✔ Answer:
Orange < Blue < Green
---
5. Lizards – Order lengths in ascending order
- Salamander: 200 mm = 20 cm
- Chameleon: 40 cm
- Iguana: 2 m = 200 cm
Convert all to
cm:
- Salamander: 20 cm
- Chameleon: 40 cm
- Iguana: 200 cm
Ascending order:
>
Salamander < Chameleon < Iguana
✔ Answer:
Salamander < Chameleon < Iguana
---
6. Houses – Order heights in descending order
- Mark’s house: 15 cm
- Tom’s house: 120 mm = 12 cm
- Jack’s house: 151 mm = 15.1 cm
Convert all to
cm:
- Mark: 15 cm
- Tom: 12 cm
- Jack: 15.1 cm
Descending order:
>
Jack > Mark > Tom
✔ Answer:
Jack > Mark > Tom
---
✔ Final Answers:
1.
Green < Blue < Red
2.
Mark > Jack > Tom
3.
Grace > Stephanie > Jemma
4.
Orange < Blue < Green
5.
Salamander < Chameleon < Iguana
6.
Jack > Mark > Tom
Let me know if you'd like this formatted as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of subtraction worksheet salamander.
