Addition
The jewelry box has 12 rings and 18 necklaces inside. How many pieces of jewelry are there in the box?
30 pieces of jewelry
solve 31 + 59 =
90
42 - 18 =
24
82-37=
45
Simon was given this problem. He set up his problem like this 96 - 58 ______ 42 What did Simon do wrong?
96 - 58 does NOT = 42