πagarwalmath · 5th grade · Common Core 5.NF.B.5
🔍 Multiplying as resizing
Multiplying as resizing
Name: ______________________Date: ____________
1Without multiplying: is 1/2 × 21 more than, less than, or the same as 21?
- AMore than 21
- BLess than 21
- CThe same as 21
2Without multiplying: is 11/8 × 38 more than, less than, or the same as 38?
- AMore than 38
- BLess than 38
- CThe same as 38
3Without multiplying: is 9/6 × 31 more than, less than, or the same as 31?
- AMore than 31
- BLess than 31
- CThe same as 31
4Without multiplying: is 7/2 × 12 more than, less than, or the same as 12?
- AMore than 12
- BLess than 12
- CThe same as 12
5Without multiplying: is 6/4 × 38 more than, less than, or the same as 38?
- AMore than 38
- BLess than 38
- CThe same as 38
6Without multiplying: is 1/2 × 24 more than, less than, or the same as 24?
- AMore than 24
- BLess than 24
- CThe same as 24
7Without multiplying: is 3/6 × 12 more than, less than, or the same as 12?
- AMore than 12
- BLess than 12
- CThe same as 12
8Without multiplying: is 3/3 × 19 more than, less than, or the same as 19?
- AMore than 19
- BLess than 19
- CThe same as 19
9Without multiplying: is 8/8 × 40 more than, less than, or the same as 40?
- AMore than 40
- BLess than 40
- CThe same as 40
10Without multiplying: is 4/7 × 39 more than, less than, or the same as 39?
- AMore than 39
- BLess than 39
- CThe same as 39
11Without multiplying: is 9/6 × 20 more than, less than, or the same as 20?
- AMore than 20
- BLess than 20
- CThe same as 20
12Without multiplying: is 12/7 × 40 more than, less than, or the same as 40?
- AMore than 40
- BLess than 40
- CThe same as 40
Answer key: Multiplying as resizing
- 1. B (Less than 21)
- 2. A (More than 38)
- 3. A (More than 31)
- 4. A (More than 12)
- 5. A (More than 38)
- 6. B (Less than 24)
- 7. B (Less than 12)
- 8. C (The same as 19)
- 9. C (The same as 40)
- 10. B (Less than 39)
- 11. A (More than 20)
- 12. A (More than 40)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/fraction-scaling