Question

Someone help me with this ASAP!!!

Answer 1

Addition facts:

4.78+8.28=13.06
4.78+3.5=8.28

Subtraction facts:

8.28-4.78=3.5
4.78-3.5=1.28

Answer 2

Explanation:

Two addition facts

1) 4.78 + 3.5 = 8.28

2) 3.5 + 4. 78 = 8.28

Two Subtraction facts

1) 8.28 - 4.78 = 3.5

2) 8.28 - 3.5 = 4.78