Grade 1: Week 2, Activity 1

Make each math fact true.

5 + 5 = ____ 11 + ____ = 13 10 – 6 = ____

3 + ____ = 6 9 + 2 = ____ 15 – 2 = ____

20 – 2 = ____ ____ + 9 = 18 4 + 4 = ____

Solve each problem. Show your thinking.

94 - 20 = ______

52 + 10 = ______

77 + 2 = ______

Solve the problem. Show your thinking.

Zayna picked 10 daffodils from the garden. She puts them into two vases. How

many different ways could she do this?

Write an equation to show each way.

Grade 1: Week 2, Activity 2

Make each math fact true.

8 + 8 = ____ 9 + ____ = 18 10 – 1 = ____

7 + ____ = 14 13 + 2 = ____ 17 – 2 = ____

20 – 10 = ____ ____ + 10 = 12 4 + 6 = ____

Solve each problem. Show your thinking.

23 - 20 = ______

65 + 10 = ______

96 + 4 = ______

Solve each problem. Show your thinking.

Julie has 8 lollipops. Izzy has 8 more lollipops than Julie. How many lollipops does

Izzy have?

John has 13 marbles. Kim has 3 fewer marbles than John. How many marbles does

Kim have?

Grade 1: Week 2, Activity 3

Make each math fact true.

10 + 10 = ____ 1 + ____ = 10 13 – 1 = ____

9 + ____ = 19 17 + 2 = ____ 14 – 2 = ____

13 – 10 = ____ ____ + 10 = 16 3 + 7 = ____

Solve each problem. Show your thinking.

93 - 80 = ______

41 + 30 = ______

62 + 7 = ______

Solve the problem. Show your thinking.

Ben emptied his “Dimes and Pennies” jar and he had 100 cents. How

many of each coin could have been in his jar? Can you solve this problem

in three or more ways?

100

cents

Grade 1: Week 2, Activity 4

Make each math fact true.

11 + 2 = ____ 8 + ____ = 10 14 – 2 = ____

3 + ____ = 13 10 + 2 = ____ 20 – 2 = ____

16 – 10 = ____ ____ + 8 = 18 7 + 7 = ____

Solve each problem. Show your thinking.

46 - 20 = ______

77 + 20 = ______

49 + 7 = ______

Solve the problem. Show your thinking.

Put each of the numbers 1 to 5 in the V shape so that the two arms of the V have the same sum. Can you solve this in more than one way?

1 2 3 4 5

Grade 1: Week 2, Activity 5

Make each math fact true.

18 + 2 = ____ 0 + ____ = 10 16 – 2 = ____

10 + ____ = 18 13 + 2 = ____ 18 – 2 = ____

14 – 4 = ____ ____ + 9 = 19 9 + 9 = ____

Solve each problem. Show your thinking.

76 - 50 = ______

52 + 20 = ______

86 + 3 = ______

Solve the problem. Show your thinking.

Xander and Emile were tossing beanbags on a place value target. Each player tossed 9 beanbags and found the total. Xander's score was greater than Emile's score. Where could each player's beanbags have landed? How many different ways can you solve this?

10

1

Grade 1: Week 2, Activity 6

Color the shapes below. All of the shapes below are squares.

What do you notice about all of the squares?

____________________________________________________________

____________________________________________________________

____________________________________________________________

Color the shapes below. All of the shapes below are rectangles.

What do you notice about all of the rectangles?

____________________________________________________________

____________________________________________________________

____________________________________________________________

Color the shapes below. All of the shapes below are triangles.

What do you notice about all of the triangles?

____________________________________________________________

____________________________________________________________

____________________________________________________________

Draw 3 squares

Draw 3 rectangles

Draw 3 triangles

Grade 1: Week 2, Activity 7

Look at the sets below

How were these sorted? Explain your thinking.

____________________________________________________________

____________________________________________________________

____________________________________________________________

Go on a shape hunt in your house.

Find and draw 3 rectangles

Find and draw 3 triangles

Find and draw 3 squares

Find and draw 3 circles

Grade 1, Week 2 Answer Key

Week 2 Activity 1: Math Facts

10 2 4

3 11 13

18 9 8

Addition & Subtraction Practice:

74 62 79

Problem Solving

Equations to equal 10, 1+9, 2+8, 3+7, 4+6, 5+5 or inverse facts.

Week 2 Activity 2: Math Facts

16 9 9

7 15 15

10 2 10

Addition & Subtraction Practice:

3 75 100

Problem Solving

8 + 8 = 16 13 – 3 = 10

Week 2 Activity 3: Math Facts

20 9 12

10 19 12

3 6 10

Addition & Subtraction Practice:

13 71 69

Problem Solving

Combinations of tens and ones that equal 100

Grade 1 Answer Key

Week 2 Activity 4: Math Facts

13 2 12

10 12 18

6 8 14

Addition & Subtraction Practice:

26 97 56

Problem Solving

5 in the bottom of the V with sides as 1 & 4 and 2 and 3 so both side equals 10 when added.

Week 2 Activity 5: Math Facts

20 10 14

8 15 16

10 10 18

Addition & Subtraction Practice:

26 72 89

Problem Solving

Answers will vary

Week 2 Activity 6

Answers may include:

Squares have 4 sides and 4 corners. The sides are the same size/length.

Rectangles have 4 sides and 4 corners. 2 sides are short and 2 are long.

Triangles have 3 sides and 3 corners. The sides can be different lengths.

Draw 3 of each shape correctly.

Week 2 Activity 7

Answers may include:

Set A has shapes that are closed sides. Set A has squares, rectangles, circles and other shapes.

Set B has open drawings. The sides don’t close.

Draw 3 of each shape found in the home.