Real World: Proportional Reasoning

Today we're tackling proportional reasoning. Ask your child to explain the first step out loud before writing. Slow thinking now means fewer mistakes later. Encourage neat, line-by-line work. If they get stuck, ask, 'What operation is happening to the variable?' and let them lead.

• pencil
• paper
• scratch paper

Solve: 12 × 11. Then check by adding (12 × 10) + 12. Same answer? Good — you used a strategy.

1. 1

   9 + 15 = ___

   Parent tip: Walk through this step-by-step with your child. Say each step out loud.
2. 2

   2 + 11 = ___

   Parent tip: Walk through this step-by-step with your child. Say each step out loud.

1. 1

   8 + 7 = ___
2. 2

   20 + 15 = ___
3. 3

   19 + 19 = ___
4. 4

   6 + 14 = ___
5. 5

   3 + 4 = ___
6. 6

   9 + 0 = ___
7. 7

   12 + 10 = ___
8. 8

   19 + 12 = ___
9. 9

   10 + 14 = ___
10. 10

    10 + 13 = ___

Which problem made you think the hardest today? Why?