Grade 5 Abacus Practice
Practice worksheet for Grade 5 students to learn and master abacus calculations including addition and subtraction.
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Grade 5 Abacus Practice
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Carefully read each question and use your knowledge of the abacus to find the correct answer. Show your work where indicated.
The abacus is an ancient tool used for calculations. Each rod represents a place value (ones, tens, hundreds, etc.), and the beads are moved to represent numbers. The beads above the bar are worth 5, and the beads below are worth 1.
1. If the top bead on the tens rod is moved down and one bottom bead on the ones rod is moved up, the number shown is .
2. To represent the number 34 on an abacus, you would move bottom beads on the tens rod and bottom beads on the ones rod.
3. If you have 23 on the abacus and add 15, what is the new number? Describe the bead movements.
4. Calculate 47 + 21 using an abacus. What is the sum?
5. You have 58 on the abacus. If you subtract 12, what is the remaining number? Describe the bead movements.
6. Calculate 75 - 30 using an abacus. What is the difference?
7. What is the result of 14 + 6 on an abacus?
10
18
20
22
8. What is 30 - 7 on an abacus?
20
23
27
37
9. An abacus can only be used for addition.
True
False
10. Each top bead on an abacus represents a value of 1.
True
False