a) 144 ÷ 24 ÷ 2 ÷ 39 ÷ 9 × 3
b) (81 ÷ 9 × 3) - (81÷9 of 3)
c) 100 - [85-{75-(80-30-40)}]
d) 25- {5+4-(3+2-1+3)}
e) 30-[45- {46-(15-13-2)}]
f) 4×[28-{(100-12+3×2)÷7}]÷3 of 2
g) 2550-[510- {270-(90-80+70)}]
h) 1÷ [1+1 {1+1 ÷(1+1÷2)}]
I) 100÷5÷4÷5
j) 80-30-20-10-24÷4 of 2
Answers
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0
Answer:
1 0.02564
2. 0
10 -2
9. 1
8. 1
4 250
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