Free 1st Grade Mad Minutes math worksheets for practicing addition and subtraction with fun cartoon illustrations.

The image contains a series of math problems designed for 1st-grade students, focusing on basic addition and subtraction. Below is the solution to each problem presented in the image.

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Top Section: Addition Problems

#### First Row:
- \( 8 + 4 = 12 \)
- \( 1 + 4 = 5 \)

#### Second Row:
- \( 1 + 9 = 10 \)
- \( 6 + 3 = 9 \)
- \( 8 + 1 = 9 \)

#### Third Row:
- \( 3 + 3 = 6 \)
- \( 6 + 2 = 8 \)
- \( 5 + 5 = 10 \)
- \( 6 + 1 = 7 \)
- \( 4 + 5 = 9 \)

#### Fourth Row:
- \( 7 + 4 = 11 \)
- \( 4 + 2 = 6 \)
- \( 7 + 1 = 8 \)

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Bottom Section: Mixed Addition and Subtraction Problems

#### First Column:
- \( 8 + 4 = 12 \)
- \( 1 + 9 = 10 \)
- \( 4 - 2 = 2 \)
- \( -6 - 3 = -9 \)
- \( 0 + 8 = 8 \)

#### Second Column:
- \( 8 + 9 = 17 \)
- \( 1 + 9 = 10 \)
- \( 4 - 2 = 2 \)
- \( -5 - 2 = -7 \)
- \( 9 + 6 = 15 \)

#### Third Column:
- \( 9 - 3 = 6 \)
- \( 8 - 4 = 4 \)
- \( 10 - 3 = 7 \)
- \( -6 - 2 = -8 \)
- \( -7 - 5 = -12 \)

#### Fourth Column:
- \( 5 - 0 = 5 \)
- \( 11 - 5 = 6 \)
- \( -5 - 2 = -7 \)
- \( -6 - 6 = -12 \)
- \( -5 - 4 = -9 \)

#### Fifth Column:
- \( 9 - 5 = 4 \)
- \( 9 - 0 = 9 \)
- \( 8 - 5 = 3 \)
- \( -9 - 1 = -10 \)
- \( -8 - 4 = -12 \)

#### Sixth Column:
- \( 1 - 1 = 1 \)
- \( 2 - 2 = 0 \)
- \( -5 - 2 = -7 \)
- \( -3 - 3 = -6 \)
- \( -3 - 2 = -5 \)

#### Seventh Column:
- \( 2 + 4 = 6 \)
- \( 1 + 7 = 8 \)
- \( 0 + 5 = 5 \)