Brug over 10 (reeks 2)

Hoofdmenu Eentje per keer 

Reken uit

  1. \(9 + 7 = \)
  2. \(8 + 7 = \)
  3. \(3 + 8 = \)
  4. \(9 + 6 = \)
  5. \(6 + 6 = \)
  6. \(4 + 8 = \)
  7. \(5 + 7 = \)
  8. \(7 + 7 = \)
  9. \(3 + 9 = \)
  10. \(5 + 6 = \)
  11. \(6 + 7 = \)
  12. \(5 + 9 = \)

Reken uit

Verbetersleutel

  1. \(\begin{align} & 9 + 7 \\= & 9 + \color{green}{1} + \color{red}{6} \\= & \color{green}{10} + \color{red}{6} \\= & \color{red}{16} \end{align}\)
  2. \(\begin{align} & 8 + 7 \\= & 8 + \color{green}{2} + \color{red}{5} \\= & \color{green}{10} + \color{red}{5} \\= & \color{red}{15} \end{align}\)
  3. \(\begin{align} & 3 + 8 \\= & 8 + 3 \\= & 8 + \color{green}{2} + \color{red}{1} \\= & \color{green}{10} + \color{red}{1} \\= & \color{red}{11} \end{align}\)
  4. \(\begin{align} & 9 + 6 \\= & 9 + \color{green}{1} + \color{red}{5} \\= & \color{green}{10} + \color{red}{5} \\= & \color{red}{15} \end{align}\)
  5. \(\begin{align} & 6 + 6 \\= & 6 + \color{green}{4} + \color{red}{2} \\= & \color{green}{10} + \color{red}{2} \\= & \color{red}{12} \end{align}\)
  6. \(\begin{align} & 4 + 8 \\= & 8 + 4 \\= & 8 + \color{green}{2} + \color{red}{2} \\= & \color{green}{10} + \color{red}{2} \\= & \color{red}{12} \end{align}\)
  7. \(\begin{align} & 5 + 7 \\= & 5 + \color{green}{5} + \color{red}{2} \\= & \color{green}{10} + \color{red}{2} \\= & \color{red}{12} \end{align}\)
  8. \(\begin{align} & 7 + 7 \\= & 7 + \color{green}{3} + \color{red}{4} \\= & \color{green}{10} + \color{red}{4} \\= & \color{red}{14} \end{align}\)
  9. \(\begin{align} & 3 + 9 \\= & 9 + 3 \\= & 9 + \color{green}{1} + \color{red}{2} \\= & \color{green}{10} + \color{red}{2} \\= & \color{red}{12} \end{align}\)
  10. \(\begin{align} & 5 + 6 \\= & 5 + \color{green}{5} + \color{red}{1} \\= & \color{green}{10} + \color{red}{1} \\= & \color{red}{11} \end{align}\)
  11. \(\begin{align} & 6 + 7 \\= & 6 + \color{green}{4} + \color{red}{3} \\= & \color{green}{10} + \color{red}{3} \\= & \color{red}{13} \end{align}\)
  12. \(\begin{align} & 5 + 9 \\= & 5 + \color{green}{5} + \color{red}{4} \\= & \color{green}{10} + \color{red}{4} \\= & \color{red}{14} \end{align}\)
Oefeningengenerator wiskundeoefeningen.be 2024-12-04 01:20:05
Een site van Busleyden Atheneum Mechelen