Activity 1
Direction: Perform the following operations.
1. 4 + 6 - 7 + 9=
2. 2 + 100 ÷ 2 - 6= _______________________
3. 13 - 5 x 2 + 4= _________________________
4. 81 - 6 x 3 + 7= _________________________
5. 49 ÷ 7 x 4 + 3= _________________________
Activity 2
Direction: Perform the following operations.
1. ( 78 x 945 ) + 4200 = N
2. ( 630 x 24 ) ÷ 6 = N
3. ( 45 x 63 ) + ( 900 ÷ 36 ) = N
4. (12,500 - 750 ) ÷ 125 = N
( 50 x 625 ) - 1,728 = N
Direction: Perform the following operations.
1. 4 + 6 - 7 + 9=
2. 2 + 100 ÷ 2 - 6= _______________________
3. 13 - 5 x 2 + 4= _________________________
4. 81 - 6 x 3 + 7= _________________________
5. 49 ÷ 7 x 4 + 3= _________________________
Activity 2
Direction: Perform the following operations.
1. ( 78 x 945 ) + 4200 = N
2. ( 630 x 24 ) ÷ 6 = N
3. ( 45 x 63 ) + ( 900 ÷ 36 ) = N
4. (12,500 - 750 ) ÷ 125 = N
( 50 x 625 ) - 1,728 = N
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Answer:
Activity 1
1. 12
4+6 = 10,
10-7 = 3,
3+9 = 12
2. 46
100÷2 = 50,
50+2 = 52,
52-6 = 46
3. 7
-5×2 = -10,
-10+13 = 3,
3+4 = 7
4. 70
-6×3 = -18,
-18+81 = 63,
63+7 = 70
5. 31
49÷7 = 7,
7×4 = 28,
28+3 = 31
Activity 2
1. 77,910
78×945 = 73,710
78×945 = 73,71073,710+4200 = 77,910
2. 2,520
630×24 = 15,120
630×24 = 15,12015,120÷6 = 2,520
3. 2,860
45×63 = 2,835
45×63 = 2,835900÷36 = 25
45×63 = 2,835900÷36 = 252,835+25 = 2,860
4. 94
12,500-750 = 11,750
12,500-750 = 11,75011,750÷125 = 94
5. 29,522
50×625 = 31,250
50×625 = 31,25031,250 - 1,728 = 29,522