Question

2. Simplify the following numerical expression involving fractional numbers:
(i) 31212 + 5858 ÷ 3434 - 1212 × 21212

(ii) 41414 + 31818 ÷ 11414 - 11414

(iii) 5656 ÷ 1313 + 3434 - 5454

3. Simplify the following numerical expressions involving decimal numbers:
(i) 0.2 + 1.3 - 0.4 × 1.5

(ii) 0.3 × 0.4 - 2.4 ÷ 6 + 1.2 × 4

(iii) 0.72 ÷ 1.2 + 3.5 × 4.2 - 1.6

(iv) 9.2 + 3.5 - 4.9 - 3.5 ÷ 0.7 × 1.2

(v) 5.01 × 1.2 - 2.4 ÷ 2

4. Simplify the following numerical expressions:

(i) 8{1 - {3 + (5 - 6 + 7)}}

(ii) 47878[31212 + {817241724 - (11212 + 51212 + 11212)}]

(iii) 10 + [5 - {4 - 2(3 + 1212 - 1

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Answer 1

Answer:

25677730.29 this is answer one

Answer 2

Answer:

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