Lesson 7

Subtraction Strategies Seminar

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

Use DPP item X to practice the addition facts in Groups A and B. Have connecting cubes and number lines readily available.

  1. 7¢; 6¢ + 1¢ = 7¢
  2. Popcorn for 0¢; 2¢ + 2¢ + 0¢ = 4¢
  3. Possible responses: sticker and eraser: 5¢ + 1¢ = 6¢; pen and pencil: 4¢ + 2¢ = 6¢; magnet and popcorn: 6¢ + 0¢ = 6¢.

X. School Store 2

Solve and write a number sentence.

image

  1. Tanya bought a magnet and an eraser. How much did she spend?


    Number sentence _______________________________________________
  2. Roberto bought 3 items from the School Store. He spent 4¢. He bought 2 pencils. What was the last item Roberto bought?


    Number sentence _______________________________________________
  3. Nila spent 6¢ on two items. What two items did Nila buy?


    Number sentence _______________________________________________