Problem Description:
The task involves measuring the length of three objects using a block-based measurement system. The objects are:
1. A pencil.
2. A paintbrush.
3. A ruler.
Each object is placed on a grid with numbered blocks (1 through 10). The goal is to determine how many blocks each object spans and write the number in the circle provided next to each object.
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Solution Approach:
1.
Understand the Grid System: Each numbered block represents a unit of length. By counting the number of blocks an object spans, we can determine its length.
2.
Measure Each Object:
- Align the left end of the object with the start of the grid (block 1).
- Count the number of blocks the object covers until its right end.
3.
Record the Results: Write the number of blocks in the circle next to each object.
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Step-by-Step Measurement:
####
Object 1: Pencil
- The pencil starts at block 1 and ends just before block 7.
- It spans
6 blocks.
- Write "6" in the circle next to the pencil.
####
Object 2: Paintbrush
- The paintbrush starts at block 1 and ends just before block 5.
- It spans
4 blocks.
- Write "4" in the circle next to the paintbrush.
####
Object 3: Ruler
- The ruler starts at block 1 and ends just before block 8.
- It spans
7 blocks.
- Write "7" in the circle next to the ruler.
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Final Answer:
- Pencil:
6
- Paintbrush:
4
- Ruler:
7
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Explanation:
This exercise teaches basic measurement skills by using a grid system. Students learn to align objects with a starting point, count units, and record their findings. This method helps develop spatial awareness and numerical understanding.
Final Answer Boxed:
\[
\boxed{6, 4, 7}
\]
Parent Tip: Review the logic above to help your child master the concept of measuring worksheet 1.