Find the value of: (a) −9 10 + 11 15 (b) −5 12 ÷ (−25) 4
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Answer:
a) 205 b) 9.92
Step-by-step explanation:
a) -910 + 1115
= 205
b) -512 ÷ ( - 25) 4
= 2.48 x 4
= 9.92
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