Activity 4:
Directions: Insert operation symbols (+,-,×,÷) and parenthesis at the approphate places berween the numbers to make the following equation true.
One example is done for you:
Ex:4 3 2 1=3 Ans.(4–3)+2×1
1) 6 6 6 6=1
2) 6 6 6 6=5
3) 4 3 2 1=4
4) 5 5 5 5 5=2
5) 9 9 9 9=7
6) 6 6 6 6=8
7) 6 6 6 6=6
8) 4 3 2 1=0
9) 9 9 9 9=10
10) 9 9 9 9=720
Directions: Insert operation symbols (+,-,×,÷) and parenthesis at the approphate places berween the numbers to make the following equation true.
One example is done for you:
Ex:4 3 2 1=3 Ans.(4–3)+2×1
1) 6 6 6 6=1
2) 6 6 6 6=5
3) 4 3 2 1=4
4) 5 5 5 5 5=2
5) 9 9 9 9=7
6) 6 6 6 6=8
7) 6 6 6 6=6
8) 4 3 2 1=0
9) 9 9 9 9=10
10) 9 9 9 9=720
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Answer:
1. (6x6)/(6x6)= 1
2. (6x6-6)/6=5
3. (4-3)+2+1=4
4. (5+5)+(5-5)/5=2
5. 9-(9+9)/9= 7
6. 6+ (6+6)/6=8
7. (6x6)/6x1=6
8. (4-3)-2+1=0
9.9+ (9/9)x1= 10
10. (9x9)x9-9= 720