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1 ESO - Unit 04 - Exercises 1.4.2. - Adding and Subtracting Integers

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1 ESO - Unit 04 - Exercises 1.4.2. - Adding and Subtracting Integers

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1 ESO - Unit 04 - Exercises 1.4.2. - Adding and Subtracting Integers

  1. 1. UNIT 04 December 1. Calculate. a) πŸ”πŸ” + πŸ“πŸ“ = b) +πŸ’πŸ’ + πŸ–πŸ– = c) +𝟏𝟏𝟏𝟏 + πŸ•πŸ• = d) βˆ’πŸ”πŸ” βˆ’ 𝟐𝟐 = e) βˆ’πŸ’πŸ’ βˆ’ πŸ”πŸ” = f) βˆ’πŸ“πŸ“ βˆ’ πŸ—πŸ— = g) +πŸ–πŸ– + πŸ•πŸ• = h) βˆ’πŸ–πŸ– βˆ’ πŸ•πŸ• = i) βˆ’πŸπŸπŸπŸ βˆ’ πŸ’πŸ’ = 2. Calculate: a) +πŸ—πŸ— βˆ’ πŸ“πŸ“ = b) +πŸ‘πŸ‘ βˆ’ πŸ•πŸ• = c) +πŸ”πŸ” βˆ’ 𝟏𝟏𝟏𝟏 = d) βˆ’πŸπŸ + πŸ•πŸ• = e) βˆ’πŸπŸπŸπŸ + πŸ“πŸ“ = f) βˆ’πŸπŸπŸπŸ + πŸ–πŸ– = g) +πŸ•πŸ• βˆ’ 𝟏𝟏𝟏𝟏 = h) +𝟏𝟏𝟏𝟏 βˆ’ πŸ’πŸ’ = i) βˆ’πŸπŸπŸ–πŸ– + 𝟏𝟏𝟏𝟏 = 3. Calculate: a) +πŸ”πŸ” βˆ’ πŸ•πŸ• = b) βˆ’πŸ–πŸ– + πŸ•πŸ• = c) βˆ’πŸ“πŸ“ βˆ’ 𝟏𝟏 = d) +πŸ–πŸ– + 𝟐𝟐 = e) +𝟏𝟏𝟏𝟏 βˆ’ 𝟏𝟏𝟏𝟏 = f) βˆ’πŸπŸπŸπŸ + 𝟐𝟐𝟐𝟐 = g) +𝟏𝟏𝟏𝟏 + 𝟐𝟐𝟐𝟐 = h) βˆ’πŸπŸπŸπŸ βˆ’ 𝟏𝟏𝟏𝟏 = i) βˆ’πŸπŸπŸ–πŸ– + 𝟏𝟏𝟏𝟏 = 4. Calculate: a) πŸ“πŸ“πŸπŸ βˆ’ 𝟐𝟐𝟐𝟐 = b) βˆ’πŸ‘πŸ‘πŸπŸ + πŸ’πŸ’πŸ’πŸ’ = c) βˆ’πŸπŸπŸπŸ βˆ’ πŸ‘πŸ‘πŸ‘πŸ‘ = d) +πŸπŸπŸ–πŸ– + 𝟐𝟐𝟐𝟐 = e) βˆ’πŸ—πŸ—πŸ—πŸ— + πŸ’πŸ’πŸ’πŸ’ = f) βˆ’πŸ”πŸ”πŸ”πŸ” βˆ’ πŸ‘πŸ‘πŸ‘πŸ‘ = 5. Calculate: a) 𝟏𝟏𝟎𝟎 βˆ’ πŸ‘πŸ‘ βˆ’ πŸ“πŸ“ = b) πŸπŸπŸ“πŸ“ βˆ’ πŸ—πŸ— βˆ’ πŸ”πŸ” = c) βˆ’πŸ“πŸ“ βˆ’ πŸ–πŸ– + πŸ’πŸ’ = d) πŸ—πŸ— βˆ’ πŸ‘πŸ‘ + πŸ“πŸ“ = e) βˆ’πŸπŸ + 𝟐𝟐 + πŸ•πŸ• = f) βˆ’πŸπŸπŸπŸ + πŸ–πŸ– + πŸ”πŸ” = g) βˆ’πŸπŸπŸπŸ βˆ’ πŸ‘πŸ‘ + πŸ–πŸ– = h) βˆ’πŸ’πŸ’ βˆ’ πŸ‘πŸ‘ βˆ’ 𝟐𝟐 = i) βˆ’πŸπŸ βˆ’ πŸ“πŸ“ βˆ’ πŸ•πŸ• = 6. Calculate: a) 𝟏𝟏𝟎𝟎 βˆ’ 𝟐𝟐 βˆ’ πŸ‘πŸ‘ = b) 𝟏𝟏𝟐𝟐 βˆ’ πŸ’πŸ’ βˆ’ πŸ”πŸ” = c) πŸ‘πŸ‘ βˆ’ πŸ•πŸ• + πŸ’πŸ’ = Axel CotΓ³n GutiΓ©rrez Mathematics 1ΒΊ ESO Exercises – 1.4.2.1
  2. 2. UNIT 04 December d) πŸ“πŸ“ βˆ’ πŸ—πŸ— + πŸ–πŸ– = e) βˆ’πŸπŸπŸ‘πŸ‘ + πŸ”πŸ” + πŸ’πŸ’ = f) βˆ’πŸπŸ + 𝟏𝟏𝟏𝟏 βˆ’ 𝟏𝟏𝟏𝟏 = g) βˆ’πŸπŸπŸπŸ βˆ’ πŸ’πŸ’ + πŸ–πŸ– = h) βˆ’πŸ“πŸ“ βˆ’ πŸ‘πŸ‘ βˆ’ πŸ’πŸ’ = i) βˆ’πŸ–πŸ– + πŸ“πŸ“ + πŸ”πŸ” = 7. Calculate: a) 𝟐𝟐 βˆ’ πŸ’πŸ’ βˆ’ πŸ“πŸ“ + πŸ–πŸ– = b) πŸ”πŸ” βˆ’ πŸ•πŸ• + πŸ’πŸ’ βˆ’ πŸ‘πŸ‘ = c) πŸ“πŸ“ + πŸ–πŸ– βˆ’ πŸ—πŸ— βˆ’ πŸ”πŸ” = d) βˆ’πŸ’πŸ’ βˆ’ πŸ—πŸ— + πŸ”πŸ” + 𝟐𝟐 = e) βˆ’πŸ‘πŸ‘ βˆ’ πŸ“πŸ“ + πŸ•πŸ• + πŸ•πŸ• = f) βˆ’πŸ’πŸ’ βˆ’ πŸ–πŸ– βˆ’ 𝟐𝟐 βˆ’ πŸ“πŸ“ = 8. Calculate: a) πŸ“πŸ“ + πŸ•πŸ• βˆ’ 𝟐𝟐 βˆ’ πŸ’πŸ’ = b) 𝟐𝟐 βˆ’ πŸ”πŸ” + πŸ’πŸ’ βˆ’ πŸ—πŸ— = c) πŸ—πŸ— βˆ’ πŸ”πŸ” βˆ’ πŸ•πŸ• + 𝟐𝟐 = d) βˆ’πŸ’πŸ’ βˆ’ πŸ“πŸ“ + πŸ‘πŸ‘ + πŸ–πŸ– = e) βˆ’πŸ–πŸ– + 𝟐𝟐 βˆ’ πŸ•πŸ• + πŸ”πŸ” = f) βˆ’πŸπŸ + πŸ“πŸ“ + πŸ”πŸ” βˆ’ πŸ•πŸ• = 9. Remove the brackets: a) +(βˆ’πŸπŸ) = b) βˆ’(+πŸ’πŸ’) = c) +(+πŸ–πŸ–) = d) βˆ’(+πŸ•πŸ•) = e) +(βˆ’πŸπŸπŸπŸ) = f) βˆ’(βˆ’πŸ”πŸ”) = g) +(βˆ’πŸπŸπŸπŸ) = h) βˆ’(βˆ’πŸπŸπŸ‘πŸ‘) = i) +(βˆ’πŸπŸπŸπŸ) = j) βˆ’(+𝟏𝟏𝟏𝟏) = k) +(βˆ’πŸ—πŸ—) = l) βˆ’(βˆ’πŸ•πŸ•) = 10. Remove the brackets and solve: a) +(+πŸ–πŸ–) βˆ’ (+πŸ“πŸ“) = b) βˆ’(+πŸ”πŸ”) βˆ’ (βˆ’πŸπŸ) = c) +(βˆ’πŸπŸ) + (βˆ’πŸ”πŸ”) = d) +(+πŸ•πŸ•) βˆ’ (βˆ’πŸ‘πŸ‘) = e) +(βˆ’πŸ—πŸ—) βˆ’ (+𝟐𝟐) = f) βˆ’(+πŸ”πŸ”) + (+πŸ’πŸ’) = 11. Calculate: a) +( πŸ“πŸ“ + πŸ‘πŸ‘) = b) +(βˆ’πŸ”πŸ” βˆ’ πŸ‘πŸ‘) = c) βˆ’( πŸ–πŸ– + 𝟏𝟏𝟏𝟏) = d) βˆ’(βˆ’πŸπŸ βˆ’ πŸ’πŸ’) = e) +( πŸ—πŸ— βˆ’ πŸ•πŸ• βˆ’ 𝟐𝟐) = f) +( 𝟏𝟏 βˆ’ πŸ–πŸ– + πŸ‘πŸ‘) = g) βˆ’(βˆ’πŸ”πŸ” + πŸ“πŸ“ βˆ’ πŸ•πŸ•) = h) βˆ’( πŸ•πŸ• βˆ’ πŸ“πŸ“ + πŸ’πŸ’) = i) +(βˆ’πŸ‘πŸ‘ βˆ’ 𝟏𝟏 βˆ’ πŸ’πŸ’) = Axel CotΓ³n GutiΓ©rrez Mathematics 1ΒΊ ESO Exercises – 1.4.2.2
  3. 3. UNIT 04 December 12. Remove the brackets and solve: a) πŸ“πŸ“ βˆ’ ( πŸ—πŸ— βˆ’ πŸ‘πŸ‘) = b) πŸ•πŸ• + ( 𝟐𝟐 βˆ’ πŸ–πŸ–) = c) 𝟏𝟏𝟐𝟐 + (βˆ’πŸ‘πŸ‘ + 𝟏𝟏𝟏𝟏) = d) πŸπŸπŸ“πŸ“ βˆ’ ( πŸ–πŸ– + 𝟏𝟏𝟏𝟏) = e) +( πŸ—πŸ— βˆ’ 𝟏𝟏𝟏𝟏) βˆ’ 𝟐𝟐 = f) βˆ’( πŸ•πŸ• + πŸ’πŸ’) + 𝟏𝟏𝟏𝟏 = g) ( πŸ“πŸ“ + πŸ–πŸ–) βˆ’ ( πŸ•πŸ• + πŸ”πŸ”) = h) ( 𝟏𝟏𝟏𝟏 βˆ’ πŸ—πŸ—) βˆ’ ( 𝟏𝟏𝟏𝟏 βˆ’ πŸ•πŸ•) = 13. Remove the brackets and solve: a) πŸ”πŸ” + [ πŸ“πŸ“ + ( πŸ•πŸ• + 𝟐𝟐)] = b) πŸ–πŸ– + [ πŸ’πŸ’ βˆ’ ( πŸ‘πŸ‘ + πŸ“πŸ“)] = c) 𝟏𝟏𝟎𝟎 βˆ’ [ πŸ”πŸ” + ( 𝟐𝟐 + πŸ•πŸ•)] = d) πŸπŸπŸ“πŸ“ βˆ’ [ 𝟐𝟐 βˆ’ ( πŸ”πŸ” βˆ’ 𝟏𝟏𝟏𝟏)] = e) πŸπŸπŸ“πŸ“ βˆ’ [ 𝟏𝟏𝟏𝟏 βˆ’ ( πŸ–πŸ– + πŸ’πŸ’)] = f) 𝟏𝟏𝟐𝟐 βˆ’ [ πŸ•πŸ• βˆ’ ( 𝟐𝟐 βˆ’ 𝟏𝟏𝟏𝟏)] = g) (βˆ’πŸ”πŸ”) + [ πŸ“πŸ“ + ( 𝟐𝟐 βˆ’ 𝟏𝟏𝟏𝟏)] = h) (βˆ’πŸ•πŸ•) βˆ’ [ πŸ‘πŸ‘ βˆ’ ( πŸ’πŸ’ βˆ’ πŸ—πŸ—)] = 14. Solve: a) ( 𝟐𝟐 βˆ’ 𝟏𝟏𝟏𝟏) + [ πŸ“πŸ“ βˆ’ (Β΄πŸ–πŸ– + 𝟐𝟐)] = b) ( 𝟏𝟏𝟐𝟐 βˆ’ πŸ‘πŸ‘) βˆ’ [ 𝟏𝟏 βˆ’ ( 𝟐𝟐 βˆ’ πŸ”πŸ”)] = c) [ πŸ—πŸ— βˆ’ (+πŸ“πŸ“)] + [ πŸ•πŸ• + (βˆ’πŸπŸπŸπŸ)] = d) [ 𝟏𝟏𝟎𝟎 βˆ’ (βˆ’πŸπŸ)] βˆ’ [ πŸ“πŸ“ βˆ’ (+𝟏𝟏𝟏𝟏)] = e) [ πŸ–πŸ– βˆ’ ( πŸ”πŸ” + πŸ’πŸ’)] βˆ’ ( πŸ“πŸ“ βˆ’ πŸ•πŸ•) = f) [ 𝟏𝟏 + ( πŸ”πŸ” βˆ’ πŸ—πŸ—)] βˆ’ ( πŸ–πŸ– βˆ’ 𝟏𝟏𝟏𝟏) = Axel CotΓ³n GutiΓ©rrez Mathematics 1ΒΊ ESO Exercises – 1.4.2.3
  4. 4. UNIT 04 December http://www.mathplayground.com/ASB_OrbitIntegers.html http://www.mathplayground.com/ASB_SpiderMatchIntegers.html Axel CotΓ³n GutiΓ©rrez Mathematics 1ΒΊ ESO Exercises – 1.4.2.4
  5. 5. UNIT 04 December http://www.mathplayground.com/math_lines_integers.html Axel CotΓ³n GutiΓ©rrez Mathematics 1ΒΊ ESO Exercises – 1.4.2.5

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