1.
Which number is represented on dienes blocks?
Correct Answer
A. 35
Explanation
The number represented on dienes blocks is 35.
2.
Which number is represented on the abacus?
Correct Answer
C. 28
Explanation
The number 28 is represented on the abacus because it matches the arrangement of beads on the abacus. Each row on the abacus represents a place value, with the bottom row representing ones and the top row representing tens. By counting the beads in each row, we can determine the value of each place. In this case, the abacus would have two beads in the tens row and eight beads in the ones row, which corresponds to the number 28.
3.
Which number comes after 29?
Correct Answer
C. 30
Explanation
The number that comes after 29 is 30.
4.
Which number comes before 50?
Correct Answer
B. 49
Explanation
The number that comes before 50 is 49.
5.
Put the correct sign.
Correct Answer
A. <
Explanation
The correct answer is "
6.
Which number comes between 39 and 41?
Correct Answer
B. 40
Explanation
The number 40 comes between 39 and 41.
7.
Which option is correct?
Correct Answer
C. 40 < 50
Explanation
The answer is 40 < 50 because it is the only option where the first number is smaller than the second number. In the other options, either the first number is larger or the two numbers are equal.
8.
Which number is shown on the abacus?
Correct Answer
D. 47
Explanation
The number 47 is shown on the abacus because it is the only option that matches the arrangement of beads on the abacus. The other options, 48, 46, and 45, do not match the arrangement of beads and therefore cannot be the correct answer.
9.
Which number is shown on the dienes blocks?
Correct Answer
D. 24
Explanation
The number shown on the dienes blocks is 24.
10.
Arrange the given numbers in increasing order.
Correct Answer
C. 21, 29, 38, 49
Explanation
The correct answer arranges the given numbers in increasing order. Starting with the smallest number, 21, the numbers are then listed in ascending order: 29, 38, and 49. This arrangement follows the principle of increasing numerical value from left to right.
11.
Arrange the given numbers in decreasing order.
Correct Answer
D. 41, 39, 29, 18
Explanation
The given numbers are arranged in decreasing order starting from the largest number. The largest number is 41, followed by 39, 29, and finally 18.
12.
Which option shows correct increasing order.
Correct Answer
D. 14, 21, 36, 47
Explanation
The correct increasing order is 14, 21, 36, 47. This is because the numbers are arranged in ascending order, starting from the smallest number (14) and increasing to the largest number (47).
13.
Which option shows correct decreasing order.
Correct Answer
D. 46, 30, 20, 12
Explanation
The correct answer is 46, 30, 20, 12. This is the correct decreasing order because the numbers are arranged from highest to lowest. Starting with 46, the next number 30 is smaller, followed by 20 which is smaller than both 46 and 30, and finally 12 which is the smallest number among all the options.
14.
Which option shows correct decreasing order.
Correct Answer
C. 44, 33, 22, 11
Explanation
The correct answer is 44, 33, 22, 11. This is the correct decreasing order because the numbers are arranged in descending order from highest to lowest. Starting with the highest number 44, the next number is 33 which is lower than 44, followed by 22 which is lower than 33, and finally 11 which is the lowest number.
15.
Which option shows correct increasing order.
Correct Answer
A. 12, 24, 36, 48
Explanation
The correct increasing order is 12, 24, 36, 48. This is because the numbers are arranged in ascending order from the smallest to the largest.