Page 65 - NUMINO_WB_5A
P. 65
1. Write the correct numbers in the blanks. 023-B6-1
Example a. 28
26 4
5 15 7
b. c. 2
12 63
18 3 16
2. Find the unknown number in each problem.
Example a. 4 12 b. 1 b
9 a 3 15
2n
5 25
Since 5 5 25, multiply
the numerator by 5.
So, n 2 5 10.
c. 15 c d. 16 4 e. 24 6
20 4 24 d 36 e
Example a. 28
26 4
5 15 7
b. c. 2
12 63
18 3 16
2. Find the unknown number in each problem.
Example a. 4 12 b. 1 b
9 a 3 15
2n
5 25
Since 5 5 25, multiply
the numerator by 5.
So, n 2 5 10.
c. 15 c d. 16 4 e. 24 6
20 4 24 d 36 e