Activity 3: Direction: Match the follpwing operations of rational numbers under
Column A with their corresponding answer in Column B. Write the letter of the correct answer on the space provided before the number.
Column A
1. 1/3+1/5
2. 4/12-2/15
3.3/4×4
4. 12/6×24/12
5. 4/15÷1 1/2
6. 16.32+10.3=
7. 3.162-12.12=
8. 1.4+5.98+0.39=
9.15.61×0.045=
10. 104÷6.4=
Column B
A. 7.77
B. 4
C. 3
D. -8.958
E. 8/15
F. 16.25
G. 26.62
H. 1/5
I. 12.186
J. 8/45
K. 0.70245
Thank you!!
Column A with their corresponding answer in Column B. Write the letter of the correct answer on the space provided before the number.
Column A
1. 1/3+1/5
2. 4/12-2/15
3.3/4×4
4. 12/6×24/12
5. 4/15÷1 1/2
6. 16.32+10.3=
7. 3.162-12.12=
8. 1.4+5.98+0.39=
9.15.61×0.045=
10. 104÷6.4=
Column B
A. 7.77
B. 4
C. 3
D. -8.958
E. 8/15
F. 16.25
G. 26.62
H. 1/5
I. 12.186
J. 8/45
K. 0.70245
Thank you!!
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Answers & Comments
1. 1/3 + 1/5 =
5/15 + 3/15 = 8/15 LETTER E
2. 4/12 - 2/15 =
5/15 - 2/15 = 3/15 or 1/5 LETTER H
3. 3/4 × 4/1 = 12/4 or 3 LETTER C
4. 12/6 × 24/12 =
2/1 × 2/1 = 4 LETTER B
5. 4/15 ÷ 1 1/2 =
4/15 ÷ 3/2 =
4/15 × 2/3 = 8/45 LETTER J
6. 16.32 + 10.3 = 26.62 LETTER G
7. 3.162
-12.120
---------------
-8.958
LETTER D
8. 1.4 + 5.98 + 0.39 = 7.77 LETTER A
9. 15.61 × 0.045 = 0.70245 LETTER K
10. 104 ÷ 6.4 = 16.25 LETTER F
E, H, C, B, J, G, D, A, K, F